Diltiazem Hydrochloride-impurities | Pharmaffiliates

diltiazem hydrochloride and its Impurities

An  antianginal, and  antiarrhythmic drug. Diltiazem Hydrochloride is a calcium channel blocker. It is used to treat hypertension and angina pectoris. This potent vasodilator, is a a 1,4-thiazepine derivative.. Reference standards of Diltiazem Hydrochloride API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 35 results for diltiazem hydrochloride Impurities
PA 04 26000

Diltiazem Hydrochloride - API

Diltiazem Hydrochloride


  • Catalogue No.:PA 04 26000

  • CAS :

    33286-22-5

  • Molecular Formula : C22H27ClN2O4S

  • Molecular Weight : 450.98

PA 04 26010

Diltiazem - Impurity A

(2R,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepine-3-yl Acetate


  • Catalogue No.:PA 04 26010

  • CAS :

    111188-71-7

  • Molecular Formula : C22H26N2O4S

  • Molecular Weight : 414.52

PA 04 26011

Diltiazem - Impurity A (Hydrochloride Salt)

(2R,3S)-5-[2-(Dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepine-3-yl Acetate Hydrochloride Salt


  • Catalogue No.:PA 04 26011

  • CAS :

    103532-27-0

  • Molecular Formula : C22H27ClN2O4S

  • Molecular Weight : 450.98

PA 04 26020

Diltiazem - Impurity B

Des[5-(2-dimethylamino)ethyl] Diltiazem


  • Catalogue No.:PA 04 26020

  • CAS :

    87447-47-0

  • Molecular Formula : C18H17NO4S

  • Molecular Weight : 343.40

PA 04 26030

Diltiazem - Impurity C

O-Desmethyl Diltiazem Hydrochloride


  • Catalogue No.:PA 04 26030

  • CAS :

    142926-07-6

  • Molecular Formula : C21H25ClN2O4S

  • Molecular Weight : 436.95

PA 04 26040

Diltiazem - Impurity D

N-Desmethyl Diltiazem Hydrochloride


  • Catalogue No.:PA 04 26040

  • CAS :

    130606-60-9

  • Molecular Formula : C21H25ClN2O4S

  • Molecular Weight : 436.95

PA 04 26050

Diltiazem - Impurity E

Des[3-Acetyl-5-(2-dimethylamino)ethyl] Diltiazem


  • Catalogue No.:PA 04 26050

  • CAS :

    42399-49-5

  • Molecular Formula : C16H15NO3S

  • Molecular Weight : 301.36

PA 04 26060

Diltiazem - Impurity F

Desacetyl Diltiazem


  • Catalogue No.:PA 04 26060

  • CAS :

    42399-40-6

  • Molecular Formula : C20H24N2O3S

  • Molecular Weight : 372.48

PA 04 26061

Diltiazem - Impurity F (Hydrochloride Salt)

Desacetyl Diltiazem Hydrochloride


  • Catalogue No.:PA 04 26061

  • CAS :

    75472-91-2

  • Molecular Formula : C20H25ClN2O3S

  • Molecular Weight : 408.94

PA 04 26510

Diltiazem Sulphoxide

Diltiazem Sulphoxide


  • Catalogue No.:PA 04 26510

  • CAS :

    370094-12-5

  • Molecular Formula : C22H26N2O5S

  • Molecular Weight : 430.52

PA 04 26520

Diltiazem N-Oxide

Diltiazem N-Oxide


  • Catalogue No.:PA 04 26520

  • CAS :

    142843-04-7

  • Molecular Formula : C22H26N2O5S

  • Molecular Weight : 430.52

PA 04 26540

N,N-DiDesmethyl Diltiazem Hydrochloride

N,N-DiDesmethyl Diltiazem Hydrochloride


  • Catalogue No.:PA 04 26540

  • CAS :

    116050-35-2

  • Molecular Formula : C20H23ClN2O4S

  • Molecular Weight : 422.93

PA 04 26550

Diltiazem Maleate

Diltiazem Maleate


  • Catalogue No.:PA 04 26550

  • CAS :

    139492-78-7

  • Molecular Formula : C26H30N2O8S

  • Molecular Weight : 530.59

PA 04 26560

N-Desmethyl Desacetyl Diltiazem Hydrochloride Salt

N-Desmethyl Desacetyl Diltiazem Hydrochloride Salt


  • Catalogue No.:PA 04 26560

  • CAS :

    68767-04-4

  • Molecular Formula : C19H23ClN2O3S

  • Molecular Weight : 394.92

PA 04 26570

(2S,3S)-5-(2-Aminoethyl)-2,3-dihydro-3-hydroxy-2-(4-hydroxyphenyl)-1,5-benzothiazepin-4(5H)-one

(2S,3S)-5-(2-Aminoethyl)-2,3-dihydro-3-hydroxy-2-(4-hydroxyphenyl)-1,5-benzothiazepin-4(5H)-one


  • Catalogue No.:PA 04 26570

  • CAS :

    115992-91-1

  • Molecular Formula : C17H18N2O3S

  • Molecular Weight : 330.4

PA 04 26590

(2S,3S)-2-(4-Methoxyphenyl)-5-methyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl Acetate

(2S,3S)-2-(4-Methoxyphenyl)-5-methyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl Acetate


  • Catalogue No.:PA 04 26590

  • CAS :

    125473-53-2

  • Molecular Formula : C19H19NO4S

  • Molecular Weight : 357.42

PA 04 26600

(2S,3S)-2-(4-Methoxyphenyl)-4-oxo-5-vinyl-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl Acetate

(2S,3S)-2-(4-Methoxyphenyl)-4-oxo-5-vinyl-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl Acetate


  • Catalogue No.:PA 04 26600

  • CAS :

    NA

  • Molecular Formula : C20H19NO4S

  • Molecular Weight : 369.43

PA 04 26610

Deacetyl Diltiazem N-Oxide

Deacetyl Diltiazem N-Oxide


  • Catalogue No.:PA 04 26610

  • CAS :

    122619-90-3

  • Molecular Formula : C20H24N2O4S

  • Molecular Weight : 388.48

PA 04 26620

Deacetyl-O-demethyldiltiazem

Deacetyl-O-demethyldiltiazem


  • Catalogue No.:PA 04 26620

  • CAS :

    84903-82-2

  • Molecular Formula : C19H22N2O3S

  • Molecular Weight : 358.45

PA 04 26630

Deacetyl-N,O-didemethyldiltiazem

Deacetyl-N,O-didemethyldiltiazem


  • Catalogue No.:PA 04 26630

  • CAS :

    86408-42-6

  • Molecular Formula : C18H20N2O3S

  • Molecular Weight : 344.43

PA USP1205003

Diltiazem Hydrochloride (1205003)

Diltiazem Hydrochloride (1205003)


  • Catalogue No.:PA USP1205003

  • CAS :

    33286-22-5

  • Molecular Formula : NA

  • Molecular Weight : NA

PA BP726RB

diltiazem hydrochloride (726RB)

diltiazem hydrochloride (726RB)


  • Catalogue No.:PA BP726RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1205014

Diltiazem Related Compound A (AS) (trans-diltiazem hydrochloride) (1205014)

Diltiazem Related Compound A (AS) (trans-diltiazem hydrochloride) (1205014)


  • Catalogue No.:PA USP1205014

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA USP1171706

Desacetyl Diltiazem Hydrochloride (1171706)

Desacetyl Diltiazem Hydrochloride (1171706)


  • Catalogue No.:PA USP1171706

  • CAS :

    23515-45-9

  • Molecular Formula : NA

  • Molecular Weight : NA

PA JP0253

Diltiazem Hydrochloride (JP 0253)

Diltiazem Hydrochloride (JP 0253)


  • Catalogue No.:PA JP0253

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA IPIPRS 01 13

Diltiazem Hydrochloride (IPRS/01/13)-from IPC


  • Catalogue No.:PA IPIPRS 01 13

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA STI 026951

Desacetyl Diltiazem-d3 Hydrochloride

Desacetyl Diltiazem-d3 Hydrochloride


  • Catalogue No.:PA STI 026951

  • CAS :

    NA

  • Molecular Formula : C20H22D3ClN2O3S

  • Molecular Weight : 411.96

PA 04 0261000

(2S,3S)-3-Hydroxy-2-(4-methoxy-3-methylphenyl)-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one

(2S,3S)-3-Hydroxy-2-(4-methoxy-3-methylphenyl)-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one


  • Catalogue No.:PA 04 0261000

  • CAS :

    NA

  • Molecular Formula : C17H17NO3S

  • Molecular Weight : 315.39

PA 04 0261001

Deacetyl o-Demethyl Diltiazem

Deacetyl o-Demethyl Diltiazem


  • Catalogue No.:PA 04 0261001

  • CAS :

    NA

  • Molecular Formula : C20H23NO3S

  • Molecular Weight : 357.47

PA 04 0261003

(2S-trans)-Diltiazem Hydrochloride

(2S-trans)-Diltiazem Hydrochloride


  • Catalogue No.:PA 04 0261003

  • CAS :

    103532-26-9

  • Molecular Formula : C22H27ClN2O4S

  • Molecular Weight : 450.98

PA 04 0261002

(2R,3S)-5-(2-(Dimethylamino)ethyl)-3-hydroxy-2-(4-methoxyphenyl)-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one

(2R,3S)-5-(2-(Dimethylamino)ethyl)-3-hydroxy-2-(4-methoxyphenyl)-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one


  • Catalogue No.:PA 04 0261002

  • CAS :

    91926-66-8

  • Molecular Formula : C20H24N2O3S

  • Molecular Weight : 372.48

PA 04 0261005

Deacetyl-O-demethyl diltiazem hydrochloride

Deacetyl-O-demethyl diltiazem hydrochloride


  • Catalogue No.:PA 04 0261005

  • CAS :

    96252-32-3

  • Molecular Formula : C19H23ClN2O3S

  • Molecular Weight : 394.91

PA 04 0261006

Deacetyl-N,O-didesmethyldiltiazem Hydrochloride

Deacetyl-N,O-didesmethyldiltiazem Hydrochloride


  • Catalogue No.:PA 04 0261006

  • CAS :

    142926-09-8

  • Molecular Formula : C18H21ClN2O3S

  • Molecular Weight : 380.89

PA 04 0261007

(2R,3S)-3-hydroxy-2-(4-methoxyphenyl)-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one

(2R,3S)-3-hydroxy-2-(4-methoxyphenyl)-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one


  • Catalogue No.:PA 04 0261007

  • CAS :

    30825-34-4

  • Molecular Formula : C16H15NO3S

  • Molecular Weight : 301.36

PAI 04 026001

5-(2-(((1-Chloroethoxy)carbonyl)(methyl)amino)ethyl)-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl Acetate

5-(2-(((1-Chloroethoxy)carbonyl)(methyl)amino)ethyl)-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl Acetate


  • Catalogue No.:PAI 04 026001

  • CAS :

    147595-36-6

  • Molecular Formula : C24H27ClN2O6S

  • Molecular Weight : 507