calcitriol and its Impurities

Calcitriol is used to treat hyperparathyroidism and metabolic bone disease in people who have chronic kidney failure and are not receiving dialysis. It is the active form of vitamin D, normally made in the kidney.. Reference standards of Calcitriol API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 22 results for calcitriol Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 03 88000

Calcitriol

Calcitriol

  • Catalogue No.:PA 03 88000

  • CAS :

    32222-06-3

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.64

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Drug Reference Standards & Impurity Synthesis in India
PA STI 030910

26,27-Didesmethyl-1,3-(tert-butyldimethylsilyl) (5E)-Calcitriol 24-Carboxylic Acid Methyl Ester

26,27-Didesmethyl-1,3-(tert-butyldimethylsilyl) (5E)-Calcitriol 24-Carboxylic Acid Methyl Ester

  • Catalogue No.:PA STI 030910

  • CAS :

    161885-78-5

  • Molecular Formula : C38H68O4Si2

  • Molecular Weight : 645.12

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Drug Reference Standards & Impurity Synthesis in India
PA STI 046820

24-Homo Calcitriol-d6

24-Homo Calcitriol-d6

  • Catalogue No.:PA STI 046820

  • CAS :

    NA

  • Molecular Formula : C28H40D6O3

  • Molecular Weight : 436.70

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Drug Reference Standards & Impurity Synthesis in India
PA STI 048090

(24R)​-​24-​Hydroxycalcitriol-d6

(24R)​-​24-​Hydroxycalcitriol-d6

  • Catalogue No.:PA STI 048090

  • CAS :

    NA

  • Molecular Formula : C27H38D6O4

  • Molecular Weight : 438.67

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Drug Reference Standards & Impurity Synthesis in India
PA USP1086301

Calcitriol (COLD SHIPMENT REQUIRED) (1086301)

Calcitriol (COLD SHIPMENT REQUIRED) (1086301)

  • Catalogue No.:PA USP1086301

  • CAS :

    32222-06-3

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPC0225000

Calcitriol (C0225000)

Calcitriol (C0225000)

  • Catalogue No.:PA EPC0225000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPC0226000

Calcitriol - reference spectrum (C0226000)

Calcitriol - reference spectrum (C0226000)

  • Catalogue No.:PA EPC0226000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1086312

Calcitriol Solution (COLD SHIPMENT REQUIRED) (1086312)

Calcitriol Solution (COLD SHIPMENT REQUIRED) (1086312)

  • Catalogue No.:PA USP1086312

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 03 88510

Methylene Calcitriol

Methylene Calcitriol

  • Catalogue No.:PA 03 88510

  • CAS :

    1428946-52-4

  • Molecular Formula : C28H44O3

  • Molecular Weight : 428.66

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Drug Reference Standards & Impurity Synthesis in India
PA 03 88010

Calcitriol - Impurity A

trans-Calcitriol

  • Catalogue No.:PA 03 88010

  • CAS :

    73837-24-8

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.65

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Drug Reference Standards & Impurity Synthesis in India
PA 03 88020

Calcitriol - Impurity B

1β-Calcitriol

  • Catalogue No.:PA 03 88020

  • CAS :

    66791-71-7

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.65

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Drug Reference Standards & Impurity Synthesis in India
PA 03 88030

Calcitriol - Impurity C

Triazoline Adduct of pre-Calcitriol

  • Catalogue No.:PA 03 88030

  • CAS :

    86307-44-0

  • Molecular Formula : C35H49N3O5

  • Molecular Weight : 591.79

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0881000

(1S)-Calcitriol

(1S)-Calcitriol

  • Catalogue No.:PA 03 0881000

  • CAS :

    NA

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.65

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0881001

22-Oxacalcitriol

22-Oxacalcitriol

  • Catalogue No.:PA 03 0881001

  • CAS :

    103909-75-7

  • Molecular Formula : C26H42O4

  • Molecular Weight : 418.62

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0881002

Calcitriol Solution

Calcitriol Solution (1 µg/mL calcitriol in methanol)

  • Catalogue No.:PA 03 0881002

  • CAS :

    NA

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.65

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0881003

1β-Maxacalcitol

1β-Maxacalcitol

  • Catalogue No.:PA 03 0881003

  • CAS :

    169218-34-2

  • Molecular Formula : C26H42O4

  • Molecular Weight : 418.62

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0881004

6-Tert-Butyldimethylsilyloxy-4-(1-methylethenyl)-1-methyl-cyclohexane 1,2-epoxide

6-Tert-Butyldimethylsilyloxy-4-(1-methylethenyl)-1-methyl-cyclohexane 1,2-epoxide

  • Catalogue No.:PA 03 0881004

  • CAS :

    121289-19-8

  • Molecular Formula : C16H30O2Si

  • Molecular Weight : 282.5

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0881005

(24R)-24-Hydroxycalcitriol

(24R)-24-Hydroxycalcitriol

  • Catalogue No.:PA 03 0881005

  • CAS :

    56142-94-0

  • Molecular Formula : C27H44O4

  • Molecular Weight : 432.65

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0881006

(1R,3S,Z)-5-(2-((1R,3aS,7aR,Z)-1-((R)-6-Hydroxy-6-methylheptan-2-yl)-7a-methyloctahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol

(1R,3S,Z)-5-(2-((1R,3aS,7aR,Z)-1-((R)-6-Hydroxy-6-methylheptan-2-yl)-7a-methyloctahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol

  • Catalogue No.:PA 03 0881006

  • CAS :

    157809-60-4

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.65

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0881007

(1R,3S,E)-5-(2-((1R,3aS,7aR,Z)-1-((R)-6-Hydroxy-6-methylheptan-2-yl)-7a-methyloctahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol

(1R,3S,E)-5-(2-((1R,3aS,7aR,Z)-1-((R)-6-Hydroxy-6-methylheptan-2-yl)-7a-methyloctahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol

  • Catalogue No.:PA 03 0881007

  • CAS :

    157809-61-5

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.65

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0881008

(1R,3S)-5-(2-((1R,3aS,7aR)-1-((R)-6-Hydroxy-6-methylheptan-2-yl)-7a-methyloctahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol

(1R,3S)-5-(2-((1R,3aS,7aR)-1-((R)-6-Hydroxy-6-methylheptan-2-yl)-7a-methyloctahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol

  • Catalogue No.:PA 03 0881008

  • CAS :

    142864-52-6

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.65

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0881009

(2R,2aS,3aR,3bR,3cS,5aR,6R,8aR)-6-((R)-6-Hydroxy-6-methylheptan-2-yl)-3b,5a-dimethyl-2,2a,3a,3b,3c,4,5,5a,6,7,8,8a-dodecahydro-1H-cyclopenta[7,8]phenanthro[3,4-b]oxiren-2-ol

(2R,2aS,3aR,3bR,3cS,5aR,6R,8aR)-6-((R)-6-Hydroxy-6-methylheptan-2-yl)-3b,5a-dimethyl-2,2a,3a,3b,3c,4,5,5a,6,7,8,8a-dodecahydro-1H-cyclopenta[7,8]phenanthro[3,4-b]oxiren-2-ol

  • Catalogue No.:PA 03 0881009

  • CAS :

    151546-04-2

  • Molecular Formula : C27H42O3

  • Molecular Weight : 414.63

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