Erythromycin-Impurities | Pharmaffiliates

erythromycin

An antibacterial agent which is used for the treatment of infections caused in skin and respiratory tract. It exhibits bacteriostatic action by inhibiting the growth of bacteria. Reference standards of Erythromycin API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

stdClass Object
(
    [pname] => Erythromycin - Impurity B
    [catalogue_number] => PA 05 15020
    [category_ids] => ,75,76,
    [chemical_name] => 
    [weight] =>  719.9
    [form] => C36H65NO13
    [cas] => 992-62-1
    [pslug] => 992-62-1-erythromycin-impurity-b-pa0515020
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 15020

Erythromycin - Impurity B


  • Catalogue No.:PA 05 15020

  • CAS :

    992-62-1

  • Molecular Formula : C36H65NO13

  • Molecular Weight :  719.9

stdClass Object
(
    [pname] => Erythromycin - Impurity E
    [catalogue_number] => PA 05 15050
    [category_ids] => 82,78,76,75,70
    [chemical_name] => 
    [weight] => 715.91
    [form] => C37H65NO12
    [cas] => 33396-29-1
    [pslug] => 33396-29-1-erythromycin-impurity-e-pa0515050
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 15050

Erythromycin - Impurity E


  • Catalogue No.:PA 05 15050

  • CAS :

    33396-29-1

  • Molecular Formula : C37H65NO12

  • Molecular Weight : 715.91

stdClass Object
(
    [pname] => Erythromycin - Impurity F
    [catalogue_number] => PA 05 15060
    [category_ids] => ,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 715.91
    [form] =>  C37H65NO12
    [cas] => 105882-69-7
    [pslug] => 105882-69-7-erythromycin-impurity-f-pa0515060
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 15060

Erythromycin - Impurity F


  • Catalogue No.:PA 05 15060

  • CAS :

    105882-69-7

  • Molecular Formula : C37H65NO12

  • Molecular Weight : 715.91

stdClass Object
(
    [pname] => Erythromycin - Impurity H
    [catalogue_number] => PA 05 15080
    [category_ids] => ,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 749.93
    [form] => C37H67NO14
    [cas] => 992-65-4
    [pslug] => 992-65-4-erythromycin-impurity-h-pa0515080
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 15080

Erythromycin - Impurity H


  • Catalogue No.:PA 05 15080

  • CAS :

    992-65-4

  • Molecular Formula : C37H67NO14

  • Molecular Weight : 749.93

stdClass Object
(
    [pname] => Erythromycin B - API Standards 
    [catalogue_number] => PA 05 15590
    [category_ids] => ,70,75,76,78,82,
    [chemical_name] => 
    [weight] => 717.93
    [form] => C37H67NO12
    [cas] => 527-75-3
    [pslug] => 527-75-3-erythromycin-b-pa0515590
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 15590

Erythromycin B - API Standards


  • Catalogue No.:PA 05 15590

  • CAS :

    527-75-3

  • Molecular Formula : C37H67NO12

  • Molecular Weight : 717.93

stdClass Object
(
    [pname] => 6-O-Methyl-2',4''-bis-O-(trimethylsilyl)erythromycin 9-[O-(1-ethoxy-1-methylethyl)oxime]
    [catalogue_number] => PA 05 15600
    [category_ids] => ,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 979.44
    [form] => C48H94N2O14Si2
    [cas] => 119699-81-9
    [pslug] => 119699-81-9-6-o-methyl-2-4-bis-o-trimethylsilyl-erythromycin-9-o-1-ethoxy-1-methylethyl-oxime-pa0515600
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 15600

6-O-Methyl-2',4''-bis-O-(trimethylsilyl)erythromycin 9-[O-(1-ethoxy-1-methylethyl)oxime]


  • Catalogue No.:PA 05 15600

  • CAS :

    119699-81-9

  • Molecular Formula : C48H94N2O14Si2

  • Molecular Weight : 979.44

stdClass Object
(
    [pname] => N-Demethyl Erythromycin A-d3
    [catalogue_number] => PA STI 025640
    [category_ids] => ,75,76,98,
    [chemical_name] => 
    [weight] => 722.92
    [form] => C36H62D3NO13
    [cas] => 2714484-10-1
    [pslug] => 2714484-10-1-n-demethyl-erythromycin-a-d3-pasti025640
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA STI 025640

N-Demethyl Erythromycin A-d3


  • Catalogue No.:PA STI 025640

  • CAS :

    2714484-10-1

  • Molecular Formula : C36H62D3NO13

  • Molecular Weight : 722.92

stdClass Object
(
    [pname] => Erythromycylamine-d3
    [catalogue_number] => PA STI 037770
    [category_ids] => ,76,75,78,70,82,98,
    [chemical_name] => 
    [weight] => 737.98
    [form] => C37H67D3N2O12
    [cas] => NA
    [pslug] => erythromycylamine-d3-pasti037770
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA STI 037770

Erythromycylamine-d3


  • Catalogue No.:PA STI 037770

  • CAS :

    NA

  • Molecular Formula : C37H67D3N2O12

  • Molecular Weight : 737.98

stdClass Object
(
    [pname] => 6-O-Methyl-2',4"-bis-O-(trimethylsilyl)-9-[O-(1-ethoxy-1-methylethyl)oxime] Erythromycin
    [catalogue_number] => PA 05 0151000
    [category_ids] => ,75,134,76,78,82,
    [chemical_name] => 
    [weight] => 993.48
    [form] => C49H96N2O14Si2
    [cas] => 119665-62-2
    [pslug] => 119665-62-2-6-o-methyl-2-4-bis-o-trimethylsilyl-9-o-1-ethoxy-1-methylethyl-oxime-erythromycin-pa050151000
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 0151000

6-O-Methyl-2',4"-bis-O-(trimethylsilyl)-9-[O-(1-ethoxy-1-methylethyl)oxime] Erythromycin


  • Catalogue No.:PA 05 0151000

  • CAS :

    119665-62-2

  • Molecular Formula : C49H96N2O14Si2

  • Molecular Weight : 993.48

stdClass Object
(
    [pname] => Erythromycin Cyclocarbonate
    [catalogue_number] => PA 05 0151001
    [category_ids] => ,78,75,70,76,82,
    [chemical_name] => 
    [weight] => 759.93
    [form] => C38H65NO14
    [cas] => 55224-05-0
    [pslug] => 55224-05-0-erythromycin-cyclocarbonate-pa050151001
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 0151001

Erythromycin Cyclocarbonate


  • Catalogue No.:PA 05 0151001

  • CAS :

    55224-05-0

  • Molecular Formula : C38H65NO14

  • Molecular Weight : 759.93

stdClass Object
(
    [pname] => Cycloester Erythromycin Enol Ether
    [catalogue_number] => PA 05 0151002
    [category_ids] => ,78,75,70,76,82,
    [chemical_name] => 
    [weight] => 741.92
    [form] => C38H63NO13
    [cas] => 58781-38-7
    [pslug] => 58781-38-7-cycloester-erythromycin-enol-ether-pa050151002
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 0151002

Cycloester Erythromycin Enol Ether


  • Catalogue No.:PA 05 0151002

  • CAS :

    58781-38-7

  • Molecular Formula : C38H63NO13

  • Molecular Weight : 741.92

stdClass Object
(
    [pname] => 3'-N,N-Didemethyl-6-O-methylerythromycin
    [catalogue_number] => PA 05 0151003
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 719.91
    [form] => C36H65NO13
    [cas] => 118058-75-6
    [pslug] => 118058-75-6-3-n-n-didemethyl-6-o-methylerythromycin-pa050151003
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 0151003

3'-N,N-Didemethyl-6-O-methylerythromycin


  • Catalogue No.:PA 05 0151003

  • CAS :

    118058-75-6

  • Molecular Formula : C36H65NO13

  • Molecular Weight : 719.91

stdClass Object
(
    [pname] => (3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-6-methyl-3-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-12,13-dihydroxy-7-methoxy-4-(((2R,4R,5S,6S)-4-methoxy-4,6-dimethyl-5-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyl-10-(((trimethylsilyl)oxy)imino)oxacyclotetradecan-2-one
    [catalogue_number] => PA 05 0151004
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 979.53
    [form] => C47H94N2O13Si3
    [cas] => 227612-77-3
    [pslug] => 227612-77-3-3r-4s-5s-6r-7r-9r-11s-12r-13s-14r-e-6-2s-3r-4s-6r-4-dimethylamino-6-methyl-3-trimethylsilyl-oxy-tetrahydro-2h-pyran-2-yl-oxy-14-ethyl-12-13-dihydroxy-7-methoxy-4-2r-4r-5s-6s-4-methoxy-4-6-dimethyl-5-trimethylsilyl-oxy-tetrahydro-2h-pyran-2-yl-oxy-3-5-7-9-11-13-hexamethyl-10-trimethylsilyl-oxy-imino-oxacyclotetradecan-2-one-pa050151004
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 0151004

(3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-6-methyl-3-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-12,13-dihydroxy-7-methoxy-4-(((2R,4R,5S,6S)-4-methoxy-4,6-dimethyl-5-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyl-10-(((trimethylsilyl)oxy)imino)oxacyclotetradecan-2-one


  • Catalogue No.:PA 05 0151004

  • CAS :

    227612-77-3

  • Molecular Formula : C47H94N2O13Si3

  • Molecular Weight : 979.53

stdClass Object
(
    [pname] => (3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-6-methyl-3-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-12,13-dihydroxy-7-methoxy-4-(((2R,4R,5S,6S)-4-methoxy-4,6-dimethyl-5-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-10-(methoxyimino)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one
    [catalogue_number] => PA 05 0151005
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 921.37
    [form] => C45H88N2O13Si2
    [cas] => 1570268-43-7
    [pslug] => 1570268-43-7-3r-4s-5s-6r-7r-9r-11s-12r-13s-14r-e-6-2s-3r-4s-6r-4-dimethylamino-6-methyl-3-trimethylsilyl-oxy-tetrahydro-2h-pyran-2-yl-oxy-14-ethyl-12-13-dihydroxy-7-methoxy-4-2r-4r-5s-6s-4-methoxy-4-6-dimethyl-5-trimethylsilyl-oxy-tetrahydro-2h-pyran-2-yl-oxy-10-methoxyimino-3-5-7-9-11-13-hexamethyloxacyclotetradecan-2-one-pa050151005
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 0151005

(3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-6-methyl-3-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-12,13-dihydroxy-7-methoxy-4-(((2R,4R,5S,6S)-4-methoxy-4,6-dimethyl-5-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-10-(methoxyimino)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one


  • Catalogue No.:PA 05 0151005

  • CAS :

    1570268-43-7

  • Molecular Formula : C45H88N2O13Si2

  • Molecular Weight : 921.37

stdClass Object
(
    [pname] => (3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-6-methyl-3-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-12,13-dihydroxy-10-(hydroxyimino)-7-methoxy-4-(((2R,4R,5S,6S)-4-methoxy-4,6-dimethyl-5-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one
    [catalogue_number] => PA 05 0151006
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 907.34
    [form] => C44H86N2O13Si2
    [cas] => 1570268-41-5
    [pslug] => 1570268-41-5-3r-4s-5s-6r-7r-9r-11s-12r-13s-14r-e-6-2s-3r-4s-6r-4-dimethylamino-6-methyl-3-trimethylsilyl-oxy-tetrahydro-2h-pyran-2-yl-oxy-14-ethyl-12-13-dihydroxy-10-hydroxyimino-7-methoxy-4-2r-4r-5s-6s-4-methoxy-4-6-dimethyl-5-trimethylsilyl-oxy-tetrahydro-2h-pyran-2-yl-oxy-3-5-7-9-11-13-hexamethyloxacyclotetradecan-2-one-pa050151006
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 0151006

(3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-6-methyl-3-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-12,13-dihydroxy-10-(hydroxyimino)-7-methoxy-4-(((2R,4R,5S,6S)-4-methoxy-4,6-dimethyl-5-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one


  • Catalogue No.:PA 05 0151006

  • CAS :

    1570268-41-5

  • Molecular Formula : C44H86N2O13Si2

  • Molecular Weight : 907.34

stdClass Object
(
    [pname] => Erythromycin E N-oxide
    [catalogue_number] => PA 05 0151008
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 763.92
    [form] => C37H65NO15
    [cas] => 820978-34-5
    [pslug] => 820978-34-5-erythromycin-e n-oxide-pa050151008
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 0151008

Erythromycin E N-oxide


  • Catalogue No.:PA 05 0151008

  • CAS :

    820978-34-5

  • Molecular Formula : C37H65NO15

  • Molecular Weight : 763.92

stdClass Object
(
    [pname] => Erythromycin, N,N-didemethyl-, 9-oxime, (9E)
    [catalogue_number] => PA 05 0151009
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 720.9
    [form] => C35H64N2O13
    [cas] => 231610-52-9
    [pslug] => 231610-52-9-erythromycin- n-n-didemethyl-9-oxime-9e-pa050151009
    [latest_product] => 0
    [linkproducts] => 0
    [offers_id] => 
    [offers_name] => 
    [offers_status] => 
    [offers_start_date] => 
    [offers_end_date] => 
    [pageview] => 
    [offers_slug] => 
    [offers_product_id] => 
    [offers_product_code] => 
    [offers_master_id] => 
    [offer_percentage] => 
    [offers_product_main_cat] => 
)
PA 05 0151009

Erythromycin, N,N-didemethyl-, 9-oxime, (9E)


  • Catalogue No.:PA 05 0151009

  • CAS :

    231610-52-9

  • Molecular Formula : C35H64N2O13

  • Molecular Weight : 720.9