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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Cholestan, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Cholestan impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Cholestan-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Cholestan Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
[(25R)-3α,7α-Dihydroxy-5β-cholestan-26-oyl]taurine-d4 Sodium... Stable Isotopes CS-T-99601 Not Available Enquire
5a-Cholestan-3a-ol-2,2,3,4,4-d5 Stable Isotopes CS-C-01088 516-95-0(unlabelled) Enquire
5b-Cholestan-3b-ol-2,2,3,4,4-d5 Stable Isotopes CS-C-01245 360-68-9(unlabelled) Enquire
5α-Cholestan-24(RS)-methyl-3β-ol-25,26,26,26,27,27,27-d7 Stable Isotopes CS-C-00740 17105-72-5(Unlabelled) Enquire
5α-Cholestan-3β-ol-2,2,3,4,4-d 5 Stable Isotopes CS-C-01491 2260669-14-3 Enquire
5β-Cholestan-3α-ol-D5 Stable Isotopes CS-C-01244 516-92-7(unlabelled) Enquire
7alpha,12alpha-Dihydroxy-5beta-cholestan-3-one-d7 Stable Isotopes CS-T-95464 547-97-7 (Unlabelled0 Enquire
Tauro-(25R)-3α,7α,12α-trihydroxy-5β-cholestan-26-oic Acid-d4... Stable Isotopes CS-T-99425 Not Available Enquire
Tauro-(25S)-3α,7α,12α-trihydroxy-5β-cholestan-26-oic Acid-d4... Stable Isotopes CS-T-99424 Not Available Enquire
Tauro-(25S)-3α,7α-dihydroxy-5β-cholestan-26-oic Acid-d4 Sodi... Stable Isotopes CS-T-99426 Not Available Enquire
3ß,5a,6ß-Trihydroxycholestane D7 Stable Isotopes CS-T-87527 127684-07-5 Enquire
5a-Cholestan-3-β-ol- D7 Stable Isotopes CS-T-51098 84061-69-8 Enquire
5Beta-Cholestan-3Alpha,7Alpha,12Alpha,23R,25-pentol-d6 Stable Isotopes CS-T-99657 Not Available Enquire
5α-Cholestane-2,2,3,3,4,4-d6 Stable Isotopes CS-T-95359 358731-18-7 Enquire
5β-Cholestan-3β-ol-2,2,3,4,4-d5 Stable Isotopes CS-T-95236 Not Available Enquire
5β-Cholestane-3β,5,6β-triol-d7 Stable Isotopes CS-T-99656 Not Available Enquire
CHOLESTANE D2 Stable Isotopes CS-R-00146 122241-86-5 Enquire
Cholestane-3β,5α,6α-triol-d7 Stable Isotopes CS-T-95452 Not Available Enquire
α-Cholestane D4 Stable Isotopes CS-T-71606 205529-74-4 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5-Alpha-Cholestan-3-one Impurity CS-O-06317 566-88-1 In Stock
Cholestane-3,7,12,24,25-pentol Impurity CS-ED-42382 58580-61-3 Enquire
Cholestane-3,7,12,25,26-pentol Impurity CS-ED-42383 6127-75-9 Enquire
(5β,7α,12α)-7,12-Dihydroxy-3-oxo-cholestan-26-oic Acid Methy... Impurity CS-T-78133 99598-06-8 Enquire
4a-Carboxy-5a-cholestan-3ß-ol Impurity CS-T-69989 913254-06-5 Enquire
5a-Bromo-6,19-epoxycholestanol 3-Acetate Impurity CS-T-49732 1258-07-7 Enquire
5a-CHOLESTAN-2-β-OL Impurity CS-V-00038 604-17-1 Enquire
5a-CHOLESTAN-24-β-ETHYL-3-β-ONE Impurity CS-V-00037 5060-25-3 Enquire
5β-Cholestane-3β,5,6β-triol Impurity CS-T-72584 79254-30-1 Enquire
6-Keto Cholestanol Impurity CS-T-56990 1175-06-0 Enquire
7a,12a-Dihydroxy-5-ß-cholestan-3-one Impurity CS-T-53193 547-97-7 Enquire
Cholestane-3ß,5a,6a-triol Impurity CS-T-72991 35089-25-9 Enquire


Pharmaceutical Stds.

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(25R)-3α,7α-dihydroxy-5 β-cholestan-26-oic acid Pharmaceutical Stds. CS-TB-24342 23740-16-1 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5α-Cholestan-24(RS)-ethyl-3β-ol-25,26,26,26,27,27,27-d7 Stable Isotope Reagent CS-C-01139 19044-02-1(unlabelled) Enquire