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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Cortisol, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Cortisol 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 Cortisol-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.

Cortisol Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
[13C4]-11-Deoxycortisol Stable Isotopes CS-EK-02455 152-58-9 unlabeled Enquire
11-Deoxy Cortisol-d7 Stable Isotopes CS-T-93925 152-58-9 (unlabelled) Enquire
11-Deoxycortisol-2,3,4-13C3 Stable Isotopes CS-BX-00764 Not Available Enquire
11-Deoxycortisol-d2 Stable Isotopes CS-R-00152 1271728-08-5 In Stock
18-Hydroxycortisol-[9,11,12,12-d4] Stable Isotopes CS-I-00468 2687960-95-6 Enquire
18-Hydroxycortisol-[9,11,12,12-d4] (Solution) Stable Isotopes CS-I-00585 2687960-95-6 Enquire
21-Desoxycortisol-[d4] Stable Isotopes CS-I-00461 Not Available Enquire
5β-Dihydrocortisol-d6 Stable Isotopes CS-T-95372 1482-50-4(Unlabeled) Enquire
5β-Dihydrocortisol 21-O-tert-Butyldimethylsilyl Ether-d6 Stable Isotopes CS-T-99603 Not Available Enquire
5β-Tetrahydrocortisol-d5 Stable Isotopes CS-T-93446 53-02-1 (Unlabeled) Enquire
6-​β-​Hydroxycortisol-d4 21-O-β-D-Glucuronide Stable Isotopes CS-T-99521 Not Available Enquire
6-α-Methyl-Cortisol D4 Stable Isotopes CS-BU-00017 Not Available Enquire
6a-Hydroxy Cortisol-d4 Stable Isotopes CS-T-99522 2242-98-0(Unlabelled) Enquire
6b-Hydroxy Cortisol-d4 Stable Isotopes CS-EO-02533 1261254-51-6 Enquire
6-β-Hydroxy Cortisol D4 Stable Isotopes CS-T-55899 1261254-51-6 Enquire
6-β-Hydroxycortisol-d4 Sulfate Stable Isotopes CS-T-93445 53587-06-7(Unlabelled) Enquire
Allo-3a-tetrahydro Cortisol 3-O-b-D-Glucuronide Sodium Salt-... Stable Isotopes CS-T-98497 Not Available Enquire
Allo-3a-tetrahydro Cortisol-d6 (Major) Stable Isotopes CS-T-99705 Not Available Enquire
Allo-3α-tetrahydro Cortisol-d5 21-O-β-D-Glucuronide Stable Isotopes CS-T-98496 Not Available Enquire
Allo-3α-tetrahydro Cortisol-d7 Stable Isotopes CS-T-99704 Not Available Enquire
Allotetrahydrocortisol-[D5] Stable Isotopes CS-I-00445 2687961-06-2 Enquire
Allotetrahydrocortisol-[D5] (Solution) Stable Isotopes CS-I-00559 2687961-06-2 Enquire
Cortexolone 21-Propionate-d5 Stable Isotopes CS-O-54233 95624-09-2(Unlabelled) Enquire
Cortexolone-d5 Stable Isotopes CS-BX-00894 1258063-56-7 In Stock
Cortisol D7 Stable Isotopes CS-CX-00747 50-23-7 (Unlabeled) Enquire
Cortisol-[13C3] (Solution) Stable Isotopes CS-I-00621 1996649-39-8 Enquire
Cortisol-[d4] Stable Isotopes CS-I-00570 73565-87-4 Enquire
Cortisol-1,2-d2 Stable Isotopes CS-C-00874 1257650-73-9 Enquire
Cortisol-2,2,4,6,6,21,21-d7 Stable Isotopes CS-C-00594 50-23-7(Unlabelled) Enquire
Deoxycortisol-[d5] Stable Isotopes CS-I-00390 Not Available Enquire
Hydrocortisone-2,2,4,6,6,21,21-d7 (d6 Major)(Cortisol) Stable Isotopes CS-T-99541 50-23-7(Unlabelled) Enquire
Tetrahydro-11-deoxy Cortisol-d5 Stable Isotopes CS-T-99418 Not Available Enquire
Tetrahydro-11-deoxy Cortisol-d5 21-O-β-D-Glucuronide Stable Isotopes CS-T-98392 Not Available Enquire
Tetrahydro-11-deoxy Cortisol-d5 3-O-β-D-Glucuronide Stable Isotopes CS-T-98393 Not Available Enquire
Tetrahydro-11-deoxycortisol-[d5] Stable Isotopes CS-I-00483 Not Available Enquire
Tetrahydrocortisol 21-O-(1-Ethoxy Ethyl) Ether-d6 Stable Isotopes CS-T-99420 Not Available Enquire
Tetrahydrocortisol 3-O-Butyldimethylsilyl 21-O-(1-Ethoxy Eth... Stable Isotopes CS-T-99421 Not Available Enquire
Tetrahydrocortisol-2,2,3,4,4-D5 Stable Isotopes CS-BX-00373 Not Available Enquire
Tetrahydrocortisol-d4 21-Acetate Stable Isotopes CS-T-97145 4004-80-2(Unlabelled) Enquire
Tetrahydrocortisole D7 Stable Isotopes CS-O-32646 53-02-1 (Unlabeled) Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cortisol Acetonide API Standards CS-T-51268 34332-34-8 Enquire
Epicortisol API Standards CS-O-11072 566-35-8 In Stock


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
21-Deoxycortisol Metabolites CS-O-06064 641-77-0 Enquire
Cortisol 21-Sulfate Potassium Salt Metabolites CS-O-10926 152957-32-9 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
11-Deoxycortisol Impurities CS-T-15297 152-58-9 In Stock
18-hydroxycortisol Impurities CS-O-48532 81705-06-8 Enquire
18-Oxocortisol Impurities CS-O-56020 2410-60-8 Enquire
19-Hydroxycortisol Impurities CS-T-55894 154032-37-8 Enquire
20alpha-Dihydrocortisol Impurities CS-O-48531 1719-79-5 Enquire
20-ß-Dihydrocortisol Impurities CS-T-53006 116-58-5 Enquire
3-β-Tetrahydrocortisol 21-Acetate Impurities CS-T-61804 4047-40-9 Enquire
3-β-Tetrahydrocortisol 3,21-Diacetate Impurities CS-T-61803 6820-57-1 Enquire
5-β-Dihydrocortisol Impurities CS-T-52998 1482-50-4 Enquire
5-β-Dihydrocortisol 21-Acetate Impurities CS-T-53026 64313-94-6 Enquire
5a-Dihydrocortisol Impurities CS-T-53031 516-41-6 In Stock
5a-Dihydrocortisol 21-Acetate Impurities CS-T-53030 4004-68-6 Enquire
6-Dehydrocortisol Acetate Impurities CS-T-73127 21940-45-4 Enquire
6-Hydroxycortisol Impurities CS-T-78072 3078-34-0 In Stock
Cortisol 21-Mesylate Impurities CS-T-90907 6677-96-9 Enquire
Cortisol Impurity B ((E)-17-deoxyaldehyde derivative) Impurities CS-P-07497 105562-12-7 In Stock
Cortisol Impurity C ((Z)-17-deoxyaldehyde derivative) Impurities CS-P-07498 105562-13-8 In Stock
Cortisol Impurity D (11-dehydroxy derivative) Impurities CS-P-07499 70795-33-4 Enquire
Tetrahydrocortisol Impurities CS-T-43659 53-02-1 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(3a,5ß)-O-tert-Butyldimethylsilyl 21-Acetyloxy Tetrahydro Co... Intermediates CS-T-50046 83274-68-4 Enquire
11-Deoxy-20-dihydro Cortisol Intermediates CS-T-51898 5786-59-4 Enquire
16α-Hydroxycortisol Intermediates CS-T-79458 1171-81-9 Enquire
18-Hydroxycortisol (Hemiacetal) Intermediates CS-T-55792 144302-17-0 Enquire
21-O-Acetyl 6-β-Hydroxy Cortisol Intermediates CS-T-47279 13096-53-2 Enquire
21-O-Acetyl 6a-Hydroxy Cortisol Intermediates CS-T-47278 67012-81-1 Enquire
6-??-?Hydroxycortisol Sulfate Intermediates CS-T-79398 53587-06-7 Enquire
6a-Hydroxy-11-deoxycortisol Intermediates CS-T-79406 76941-54-3 Enquire
6-Dehydrocortisol Intermediates CS-T-51740 600-99-7 Enquire
Allo-3a-tetrahydro Cortisol Intermediates CS-T-47537 302-91-0 Enquire
Cortisol 21-Benzoate Intermediates CS-T-51269 74669-84-4 Enquire
Tetrahydro-11-deoxy Cortisol Intermediates CS-T-61806 68-60-0 Enquire


Glucuronides

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Allo-3-alpha-tetrahydro cortisol 21-O-beta-D-glucuronide Glucuronides CS-T-47539 131061-62-6 Enquire
Allo-3-alpha-tetrahydro Cortisol 3-O-beta-D-Glucuronide Glucuronides CS-T-47538 30954-21-3 Enquire
Cortisol 21-Beta-D-Glucuronide Glucuronides CS-T-51270 7301-54-4 Enquire
Cortisol 21-Beta-D-Glucuronide Methyl Ester 2,3,5-Triacetate Glucuronides CS-T-91333 24562-21-8 Enquire
Cortisol 21-D-Glucuronide Sodium Glucuronides CS-T-91430 213456-71-4 Enquire
Tetrahydro-11-deoxy Cortisol 21-O-beta-D-Glucuronide Glucuronides CS-T-61809 56162-38-0 Enquire
Tetrahydro-11-deoxy Cortisol-beta-O-beta-D-Glucuronide Glucuronides CS-T-61807 56162-40-4 Enquire