fluorescein

Linkers - A fluorophore compound (a fluorescent chemical compound ), which is used as a fluorescent tracer . This synthetic organic compound is used in microscopy, dye laser and forensics. Also used as color additive. Reference standards of Fluorescein API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

stdClass Object
(
    [pname] => Thiourea, N-[2-[2-(2-azidoethoxy)ethoxy]ethyl]-N′-(3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)
    [catalogue_number] => PA 06 0321012
    [category_ids] => ,171,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 563.59
    [form] => C27H25N5O7S
    [cas] => 1146195-72-3
    [pslug] => 1146195-72-3-thiourea-n-2-2-2-azidoethoxy-ethoxy-ethyl-n-3-6-dihydroxy-3-oxospiro-isobenzofuran-1-3h-9-9h-xanthen-5-yl-pa060321012
    [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 06 0321012
PA 06 0321012

Thiourea, N-[2-[2-(2-azidoethoxy)ethoxy]ethyl]-N′-(3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)

  • Catalogue No.:PA 06 0321012

  • CAS :

    1146195-72-3

  • Molecular Formula : C27H25N5O7S

  • Molecular Weight : 563.59

Enquire
Details 
stdClass Object
(
    [pname] => 1-((3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)amino)-1-thioxo-5,8,11,14-tetraoxa-2-azaheptadecan-17-oic acid
    [catalogue_number] => PA 06 0321013
    [category_ids] => ,70,78,82,171,
    [chemical_name] => 
    [weight] => 654.69
    [form] => C32H34N2O11S
    [cas] => 1807518-76-8
    [pslug] => 1807518-76-8-1-3-6-dihydroxy-3-oxo-3h-spiro-isobenzofuran-1-9-xanthen-5-yl-amino-1-thioxo-5-8-11-14-tetraoxa-2-azaheptadecan-17-oic-acid-pa060321013
    [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 06 0321013
PA 06 0321013

1-((3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)amino)-1-thioxo-5,8,11,14-tetraoxa-2-azaheptadecan-17-oic acid

  • Catalogue No.:PA 06 0321013

  • CAS :

    1807518-76-8

  • Molecular Formula : C32H34N2O11S

  • Molecular Weight : 654.69

Enquire
Details 
stdClass Object
(
    [pname] => tert-butyl (1-((3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)amino)-1-thioxo-5,8,11-trioxa-2-azatridecan-13-yl)carbamate
    [catalogue_number] => PA 06 0321014
    [category_ids] => ,70,78,82,171,
    [chemical_name] => 
    [weight] => 681.76
    [form] => C34H39N3O10S
    [cas] => 1807534-77-5
    [pslug] => 1807534-77-5-tert-butyl-1-3-6-dihydroxy-3-oxo-3h-spiro-isobenzofuran-1-9-xanthen-5-yl-amino-1-thioxo-5-8-11-trioxa-2-azatridecan-13-yl-carbamate-pa060321014
    [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 06 0321014
PA 06 0321014

tert-butyl (1-((3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)amino)-1-thioxo-5,8,11-trioxa-2-azatridecan-13-yl)carbamate

  • Catalogue No.:PA 06 0321014

  • CAS :

    1807534-77-5

  • Molecular Formula : C34H39N3O10S

  • Molecular Weight : 681.76

Enquire
Details 
stdClass Object
(
    [pname] => 1-(2-(2-(2-(2-aminoethoxy)ethoxy)ethoxy)ethyl)-3-(3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)thiourea
    [catalogue_number] => PA 27 0031467
    [category_ids] => ,70,78,82,171,
    [chemical_name] => 
    [weight] => 581.64
    [form] => C29H31N3O8S
    [cas] => 1807539-04-3
    [pslug] => 1807539-04-3-1-2-2-2-2-aminoethoxy-ethoxy-ethoxy-ethyl-3-3-6-dihydroxy-3-oxo-3h-spiro-isobenzofuran-1-9-xanthen-5-yl-thiourea-pa270031467
    [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 27 0031467
PA 27 0031467

1-(2-(2-(2-(2-aminoethoxy)ethoxy)ethoxy)ethyl)-3-(3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)thiourea

  • Catalogue No.:PA 27 0031467

  • CAS :

    1807539-04-3

  • Molecular Formula : C29H31N3O8S

  • Molecular Weight : 581.64

Enquire
Details 
stdClass Object
(
    [pname] => Fluorescein-PEG6-NHS ester
    [catalogue_number] => PA 06 0321015
    [category_ids] => ,70,78,82,171,
    [chemical_name] => 
    [weight] => 839.87
    [form] => C40H45N3O15S
    [cas] => 1818294-35-7
    [pslug] => 1818294-35-7-fluorescein-peg6-nhs-ester-pa060321015
    [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 06 0321015
PA 06 0321015

Fluorescein-PEG6-NHS ester

  • Catalogue No.:PA 06 0321015

  • CAS :

    1818294-35-7

  • Molecular Formula : C40H45N3O15S

  • Molecular Weight : 839.87

Enquire
Details 
stdClass Object
(
    [pname] => 1-((3',6'-Dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)amino)-1-thioxo-5,8,11,14,17,20-hexaoxa-2-azatricosan-23-oic acid
    [catalogue_number] => PA 06 0321017
    [category_ids] => ,75,76,78,70,82,171,
    [chemical_name] => 
    [weight] => 742.79
    [form] => C36H42N2O13S
    [cas] => 2055014-69-0
    [pslug] => 2055014-69-0-1-3-6-dihydroxy-3-oxo-3h-spiro-isobenzofuran-1-9-xanthen-5-yl-amino-1-thioxo-5-8-11-14-17-20-hexaoxa-2-azatricosan-23-oic-acid-pa060321017
    [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 06 0321017
PA 06 0321017

1-((3',6'-Dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)amino)-1-thioxo-5,8,11,14,17,20-hexaoxa-2-azatricosan-23-oic acid

  • Catalogue No.:PA 06 0321017

  • CAS :

    2055014-69-0

  • Molecular Formula : C36H42N2O13S

  • Molecular Weight : 742.79

Enquire
Details 
stdClass Object
(
    [pname] => Fluorescein-PEG6-bis-NHS ester
    [catalogue_number] => PA 06 0321018
    [category_ids] => ,75,76,78,70,82,171,
    [chemical_name] => 
    [weight] => 938.96
    [form] => C44H50N4O17S
    [cas] => 2055105-59-2
    [pslug] => 2055105-59-2-fluorescein-peg6-bis-nhs-ester-pa060321018
    [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 06 0321018
PA 06 0321018

Fluorescein-PEG6-bis-NHS ester

  • Catalogue No.:PA 06 0321018

  • CAS :

    2055105-59-2

  • Molecular Formula : C44H50N4O17S

  • Molecular Weight : 938.96

Enquire
Details 
stdClass Object
(
    [pname] => 1-Azido-9-((3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)carbamothioyl)-3,6,12,15,18-pentaoxa-9-azahenicosan-21-oic acid
    [catalogue_number] => PA 06 0321019
    [category_ids] => ,75,76,78,70,82,171,
    [chemical_name] => 
    [weight] => 767.81
    [form] => C36H41N5O12S
    [cas] => 2086689-04-3
    [pslug] => 2086689-04-3-1-azido-9-3-6-dihydroxy-3-oxo-3h-spiro-isobenzofuran-1-9-xanthen-5-yl-carbamothioyl-3-6-12-15-18-pentaoxa-9-azahenicosan-21-oic-acid-pa060321019
    [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 06 0321019
PA 06 0321019

1-Azido-9-((3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)carbamothioyl)-3,6,12,15,18-pentaoxa-9-azahenicosan-21-oic acid

  • Catalogue No.:PA 06 0321019

  • CAS :

    2086689-04-3

  • Molecular Formula : C36H41N5O12S

  • Molecular Weight : 767.81

Enquire
Details 
stdClass Object
(
    [pname] => 1-Azido-12-((3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)carbamothioyl)-3,6,9,15,18,21-hexaoxa-12-azatetracosan-24-oic acid
    [catalogue_number] => PA 06 0321020
    [category_ids] => ,75,76,78,70,82,171,
    [chemical_name] => 
    [weight] => 811.86
    [form] => C38H45N5O13S
    [cas] => 2100306-50-9
    [pslug] => 2100306-50-9-1-azido-12-3-6-dihydroxy-3-oxo-3h-spiro-isobenzofuran-1-9-xanthen-5-yl-carbamothioyl-3-6-9-15-18-21-hexaoxa-12-azatetracosan-24-oic-acid-pa060321020
    [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 06 0321020
PA 06 0321020

1-Azido-12-((3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)carbamothioyl)-3,6,9,15,18,21-hexaoxa-12-azatetracosan-24-oic acid

  • Catalogue No.:PA 06 0321020

  • CAS :

    2100306-50-9

  • Molecular Formula : C38H45N5O13S

  • Molecular Weight : 811.86

Enquire
Details 
stdClass Object
(
    [pname] => N-(Azido-PEG3)-N-Fluorescein-PEG4-acid
    [catalogue_number] => PA 06 0321021
    [category_ids] => ,75,76,78,70,82,171,
    [chemical_name] => 
    [weight] => 855.91
    [form] => C40H49N5O14S
    [cas] => 2100306-72-5
    [pslug] => 2100306-72-5-n-azido-peg3-n-fluorescein-peg4-acid-pa060321021
    [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 06 0321021
PA 06 0321021

N-(Azido-PEG3)-N-Fluorescein-PEG4-acid

  • Catalogue No.:PA 06 0321021

  • CAS :

    2100306-72-5

  • Molecular Formula : C40H49N5O14S

  • Molecular Weight : 855.91

Enquire
Details 
stdClass Object
(
    [pname] => Fluorescein-PEG5-Acid
    [catalogue_number] => PA 06 0321022
    [category_ids] => ,75,76,78,70,82,171,
    [chemical_name] => 
    [weight] => 698.74
    [form] => C34H38N2O12S
    [cas] => 2183440-40-4
    [pslug] => 2183440-40-4-fluorescein-peg5-acid-pa060321022
    [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 06 0321022
PA 06 0321022

Fluorescein-PEG5-Acid

  • Catalogue No.:PA 06 0321022

  • CAS :

    2183440-40-4

  • Molecular Formula : C34H38N2O12S

  • Molecular Weight : 698.74

Enquire
Details 
stdClass Object
(
    [pname] => 2,5-Dioxopyrrolidin-1-yl 1-((3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)amino)-1-thioxo-5,8,11,14,17-pentaoxa-2-azaicosan-20-oate
    [catalogue_number] => PA 06 0321023
    [category_ids] => ,75,76,78,70,82,171,
    [chemical_name] => 
    [weight] => 795.81
    [form] => C38H41N3O14S
    [cas] => 2353409-62-6
    [pslug] => 2353409-62-6-2-5-dioxopyrrolidin-1-yl-1-3-6-dihydroxy-3-oxo-3h-spiro-isobenzofuran-1-9-xanthen-5-yl-amino-1-thioxo-5-8-11-14-17-pentaoxa-2-azaicosan-20-oate-pa060321023
    [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 06 0321023
PA 06 0321023

2,5-Dioxopyrrolidin-1-yl 1-((3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthen]-5-yl)amino)-1-thioxo-5,8,11,14,17-pentaoxa-2-azaicosan-20-oate

  • Catalogue No.:PA 06 0321023

  • CAS :

    2353409-62-6

  • Molecular Formula : C38H41N3O14S

  • Molecular Weight : 795.81

Enquire
Details
Periodic Table- Pharmaffiliates

Calculators
Periodic Table- Pharmaffiliates

Contact us

Ask A Scientist-Pharmaffiliates

Ask a Scientist
General Help

General Help
pharmaffiliates