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Cholesterol Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Cholesterol, pharmacopeial and non-pharmacopeial Cholesterol impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Cholesterol impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Cholesterol-related products are thoroughly characterized. Cholesterol products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

3-Beta-7-Dehydro Cholesterol 

Picture of 3-Beta-7-Dehydro Cholesterol 
SZ CAT No:: SZ-C055013
CAS No: 434-16-2
Mol.F.: C27H44O
Mol.Wt.: 384.7
Inv. Status: In Stock, 3-4 days for Dispatch

Cholesterol

Picture of Cholesterol
SZ CAT No:: SZ-C055001
CAS No: 57-88-5
Mol.F.: C27H46O
Mol.Wt.: 386.7
Inv. Status: In Stock

Cholesterol Benzoate

Picture of Cholesterol Benzoate
SZ CAT No:: SZ-C055012
CAS No: 604-32-0
Mol.F.: C34H50O2
Mol.Wt.: 490.8
Inv. Status: In Stock

Cholesterol EP Impurity A

Picture of Cholesterol EP Impurity A
SZ CAT No:: SZ-C055002
CAS No: 80-99-9
Mol.F.: C27H46O
Mol.Wt.: 386.7
Inv. Status: In Stock

Cholesterol EP Impurity B

Picture of Cholesterol EP Impurity B
SZ CAT No:: SZ-C055003
CAS No: 313-04-2
Mol.F.: C27H44O
Mol.Wt.: 384.6
Inv. Status: In Stock

Cholesterol EP Impurity D

Picture of Cholesterol EP Impurity D
SZ CAT No:: SZ-C055011
CAS No: 15073-00-4
Mol.F.: C28H48O
Mol.Wt.: 400.7
Inv. Status: In Stock

Cholesteryl Caprylate

Picture of Cholesteryl Caprylate
SZ CAT No:: SZ-C055025
CAS No: 1182-42-9
Mol.F.: C35H60O2
Mol.Wt.: 512.9
Inv. Status: In Stock

24-Dehydrolathosterol

Picture of 24-Dehydrolathosterol
SZ CAT No:: SZ-C055033
CAS No: 17608-47-8
Mol.F.: C27H44O
Mol.Wt.: 384.6
Inv. Status: Custom Synthesis

24-Ketocholesterol

Picture of 24-Ketocholesterol
SZ CAT No:: SZ-C055027
CAS No: 17752-16-8
Mol.F.: C27H44O2
Mol.Wt.: 400.6
Inv. Status: Custom Synthesis

24-Methylene Cholesterol

Picture of 24-Methylene Cholesterol
SZ CAT No:: SZ-C055041
CAS No: 474-63-5
Mol.F.: C28H46O
Mol.Wt.: 398.7
Inv. Status: Custom Synthesis

4β-Hydroxy Cholesterol

Picture of 4β-Hydroxy Cholesterol
SZ CAT No:: SZ-C055026
CAS No: 17320-10-4
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

5α-Cholestane  

Picture of 5α-Cholestane  
SZ CAT No:: SZ-C055015
CAS No: 481-21-0
Mol.F.: C27H48
Mol.Wt.: 372.7
Inv. Status: Custom Synthesis

7-Ketocholesterol

Picture of 7-Ketocholesterol
SZ CAT No:: SZ-C055035
CAS No: 566-28-9
Mol.F.: C27H44O2
Mol.Wt.: 400.6
Inv. Status: Custom Synthesis

Cholesta-3,5-Diene

Picture of Cholesta-3,5-Diene
SZ CAT No:: SZ-C055040
CAS No: 747-90-0
Mol.F.: C27H44
Mol.Wt.: 368.6
Inv. Status: Custom Synthesis

Cholesterol Acetate

Picture of Cholesterol Acetate
SZ CAT No:: SZ-C055036
CAS No: 604-35-3
Mol.F.: C29H48O2
Mol.Wt.: 428.7
Inv. Status: Custom Synthesis

Cholesterol EP Impurity E

Picture of Cholesterol EP Impurity E
SZ CAT No:: SZ-C055038
CAS No: 80-97-7
Mol.F.: C27H48O
Mol.Wt.: 388.7
Inv. Status: Custom Synthesis

Cholesterol EP Impurity G

Picture of Cholesterol EP Impurity G
SZ CAT No:: SZ-C055028
CAS No: 83-46-5
Mol.F.: C29H50O
Mol.Wt.: 414.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 10

Picture of Cholesterol Impurity 10
SZ CAT No:: SZ-C055024
CAS No: 133587-03-8
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 11

Picture of Cholesterol Impurity 11
SZ CAT No:: SZ-C055029
CAS No: 15013-60-2
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 12

Picture of Cholesterol Impurity 12
SZ CAT No:: SZ-C055030
CAS No: 570-88-7
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 13

Picture of Cholesterol Impurity 13
SZ CAT No:: SZ-C055031
CAS No: 34310-88-8
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 14

Picture of Cholesterol Impurity 14
SZ CAT No:: SZ-C055032
CAS No: 64746-64-1
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 2

Picture of Cholesterol Impurity 2
SZ CAT No:: SZ-C055016
CAS No: 566-46-1
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 3

Picture of Cholesterol Impurity 3
SZ CAT No:: SZ-C055017
CAS No: 1370450-75-1
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 4

Picture of Cholesterol Impurity 4
SZ CAT No:: SZ-C055018
CAS No: 120200-37-5
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 5

Picture of Cholesterol Impurity 5
SZ CAT No:: SZ-C055019
CAS No: 104475-92-5
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 6

Picture of Cholesterol Impurity 6
SZ CAT No:: SZ-C055020
CAS No: 26654-79-5
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 7

Picture of Cholesterol Impurity 7
SZ CAT No:: SZ-C055021
CAS No: 26654-78-4
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 8

Picture of Cholesterol Impurity 8
SZ CAT No:: SZ-C055022
CAS No: 26358-75-8
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Cholesterol Impurity 9

Picture of Cholesterol Impurity 9
SZ CAT No:: SZ-C055023
CAS No: 63908-96-3
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Custom Synthesis

Coprostanol

Picture of Coprostanol
SZ CAT No:: SZ-C055014
CAS No: 360-68-9
Mol.F.: C27H48O
Mol.Wt.: 388.7
Inv. Status: Custom Synthesis

Epicholesterol

Picture of Epicholesterol
SZ CAT No:: SZ-C055034
CAS No: 474-77-1
Mol.F.: C27H46O
Mol.Wt.: 386.7
Inv. Status: Custom Synthesis

Sodium Cholesteryl Sulfate

Picture of Sodium Cholesteryl Sulfate
SZ CAT No:: SZ-C055039
CAS No: 2864-50-8
Mol.F.: C27H45O4S : Na
Mol.Wt.: 465.7 : 23.0
Inv. Status: Custom Synthesis
Rel. CAS No: 1256-86-6 (free base)

Zymosterol

Picture of Zymosterol
SZ CAT No:: SZ-C055037
CAS No: 128-33-6
Mol.F.: C27H44O
Mol.Wt.: 384.6
Inv. Status: Custom Synthesis

25-Hydroxy Cholesterol

Picture of 25-Hydroxy Cholesterol
SZ CAT No:: SZ-C055042
CAS No: 2140-46-7
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Under Synthesis

7-Alpha Hydroxy Cholesterol

Picture of 7-Alpha Hydroxy Cholesterol
SZ CAT No:: SZ-C055043
CAS No: 566-26-7
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Under Synthesis

7-Beta Hydroxy Cholesterol

Picture of 7-Beta Hydroxy Cholesterol
SZ CAT No:: SZ-C055046
CAS No: 566-27-8
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Under Synthesis

Cholesterol 5α,6α-Epoxide

Picture of Cholesterol 5α,6α-Epoxide
SZ CAT No:: SZ-C055045
CAS No: 1250-95-9
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Under Synthesis

Cholesterol 5β,6β-Epoxide

Picture of Cholesterol 5β,6β-Epoxide
SZ CAT No:: SZ-C055044
CAS No: 4025-59-6
Mol.F.: C27H46O2
Mol.Wt.: 402.7
Inv. Status: Under Synthesis

Cholesterol EP Impurity C

Picture of Cholesterol EP Impurity C
SZ CAT No:: SZ-C055004
CAS No: 651-54-7
Mol.F.: C27H44O
Mol.Wt.: 384.7
Inv. Status: Under Synthesis

25-Hydroxy Cholesterol Acetate

Picture of 25-Hydroxy Cholesterol Acetate
SZ CAT No:: SZ-C055047
CAS No: 10525-22-1
Mol.F.: C29H48O3
Mol.Wt.: 444.7
Inv. Status:

Stable Isotopes And Metabolites

27-Hydroxy Cholesterol-d6

Picture of 27-Hydroxy Cholesterol-d6
SZ CAT No:: SZ-C055D01
CAS No: 1246302-95-3
Mol.F.: C27H40D6O2
Mol.Wt.: 408.7
Inv. Status: Custom Synthesis

4-β-Hydroxy Cholesterol D7

Picture of 4-β-Hydroxy Cholesterol D7
SZ CAT No:: SZ-C055D02
CAS No: 1246302-80-6
Mol.F.: C27H39D7O2
Mol.Wt.: 409.7
Inv. Status: Custom Synthesis

4β-Hydroxy Cholesterol-d4

Picture of 4β-Hydroxy Cholesterol-d4
SZ CAT No:: SZ-C055D04
CAS No: 1363529-44-5
Mol.F.: C27H42D4O2
Mol.Wt.: 406.7
Inv. Status: Custom Synthesis

7-Keto Cholesterol D7

Picture of 7-Keto Cholesterol D7
SZ CAT No:: SZ-C055D03
CAS No: 127684-08-6
Mol.F.: C27H37D7O2
Mol.Wt.: 407.7
Inv. Status: Custom Synthesis

7-Beta Hydroxy Cholesterol D7

Picture of 7-Beta Hydroxy Cholesterol D7
SZ CAT No:: SZ-C055D05
CAS No: 349553-97-5
Mol.F.: C27H39D7O2
Mol.Wt.: 409.7
Inv. Status: Under Synthesis
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