Calcitriol-impurities | Pharmaffiliates

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 18 results for calcitriol Impurities
PA 03 88000

Calcitriol - API

Calcitriol


  • Catalogue No.:PA 03 88000

  • CAS :

    32222-06-3

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.64

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

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

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

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

PA EPC0225000

Calcitriol (C0225000)

Calcitriol (C0225000)


  • Catalogue No.:PA EPC0225000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPC0226000

Calcitriol - reference spectrum (C0226000)

Calcitriol - reference spectrum (C0226000)


  • Catalogue No.:PA EPC0226000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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

PA 03 88510

Methylene Calcitriol

Methylene Calcitriol


  • Catalogue No.:PA 03 88510

  • CAS :

    1428946-52-4

  • Molecular Formula : C28H44O3

  • Molecular Weight : 428.66

PA 03 88010

Calcitriol - Impurity A

trans-Calcitriol


  • Catalogue No.:PA 03 88010

  • CAS :

    73837-24-8

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.65

PA 03 88020

Calcitriol - Impurity B

1β-Calcitriol


  • Catalogue No.:PA 03 88020

  • CAS :

    66791-71-7

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.65

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

PA 03 0881000

(1S)-Calcitriol

(1S)-Calcitriol


  • Catalogue No.:PA 03 0881000

  • CAS :

    NA

  • Molecular Formula : C27H44O3

  • Molecular Weight : 416.65

PA 03 0881001

22-Oxacalcitriol

22-Oxacalcitriol


  • Catalogue No.:PA 03 0881001

  • CAS :

    103909-75-7

  • Molecular Formula : C26H42O4

  • Molecular Weight : 418.62

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

PA 03 0881003

1β-Maxacalcitol

1β-Maxacalcitol


  • Catalogue No.:PA 03 0881003

  • CAS :

    169218-34-2

  • Molecular Formula : C26H42O4

  • Molecular Weight : 418.62

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

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