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

Betamethasone Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
9-Bromo-betamethasone Valerate-d9 Stable Isotopes CS-T-99681 Not Available Enquire
Betamethasone 17-propionate-d5 Stable Isotopes CS-O-10427 5534-13-4(Unlabeled) In Stock
Betamethasone 21-Acetate-d3 Stable Isotopes CS-O-15610 987-24-6(Unlabeled) In Stock
Betamethasone 21-Acetate-d3 17-Propionate Stable Isotopes CS-T-99691 Not Available Enquire
Betamethasone 21-Propionate-d5 Stable Isotopes CS-O-14061 75883-07-7(Unlabeled) In Stock
Betamethasone 9(11)-ene-d9 Stable Isotopes CS-T-99685 16125-28-3(Unlabelled) Enquire
Betamethasone 9,11-Epoxide 17,21-Dipropionate-d10 Stable Isotopes CS-T-99688 Not Available Enquire
Betamethasone 9,11-Epoxide 17,21-Dipropionate-d5 Stable Isotopes CS-T-99687 Not Available Enquire
Betamethasone 9,11-Epoxide 17-Propionate-d5 Stable Isotopes CS-T-99689 Not Available Enquire
Betamethasone D2 Stable Isotopes CS-EO-02944 Not Available Enquire
Betamethasone Tripropionate-d15 Stable Isotopes CS-T-99690 1186048-33-8(Unlabelled) Enquire
Betamethasone-17-propionate-D4 Stable Isotopes CS-F-00049 5534-13-4 (Unlabelle) Enquire
Betamethasone-d10 Dipropionate Stable Isotopes CS-O-16092 5593-20-4(Unlabeled) In Stock
Betamethasone-d3 Stable Isotopes CS-O-40814 378-44-9 (Unlabeled) Enquire
Betamethasone-d4,d5 (d4 major) Stable Isotopes CS-O-10380 378-44-9 (Unlabeled) Enquire
Betamethasone-d5 Stable Isotopes CS-T-95220 Not Available Enquire
Betamethasone-d5 (d4 Major) Stable Isotopes CS-O-14389 Not Available In Stock
Betamethasone-d5 21-Phosphate (4,6,6,21,21-D5) Stable Isotopes CS-T-94487 Not Available Enquire
Betamethasone-d9 21-Valerate Stable Isotopes CS-T-99686 Not Available Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Beclomethasone API CS-O-30545 4419-39-0 In Stock
Betamethasone Acetate API CS-O-00961 987-24-6 In Stock
Clobetasol API CS-T-51197 25122-41-2 Enquire
Dexamethasone API CS-O-01282 50-02-2 In Stock
Betamethasone phosphate API CS-ED-00795 360-63-4 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(17RS)-Betamethasone 20-hydroxy 21-acid impurity Impurity CS-T-96121 1155886-49-9 Enquire
1,2-Dihydro Betamethasone 17,21-Dipropionate Impurity CS-T-53001 80163-83-3 In Stock
1,2-Dihydro Betamethasone 17-Valerate Impurity CS-T-52982 154713-07-2 In Stock
11-Oxo-Betamethasone Impurity CS-F-00192 Not Available Enquire
11-Oxo-Betamethasone-17-Carboxylic Acid Impurity CS-F-00194 Not Available Enquire
11-Oxo-Betamethasone-17-Propionate Impurity CS-F-00191 Not Available Enquire
11-Oxo-Betamethasone-21-Acetate-17-Propionate Impurity CS-F-00190 Not Available Enquire
16(17)a-Homobetamethasone Sodium Phosphate Impurity CS-O-35996 1201919-18-7 Enquire
17-desoxy-17-beta-carbaldehyde-Betamethasone Impurity CS-O-57393 ---- Enquire
17-desoxy-17-beta-carboxy-Betamethasone Impurity CS-O-57394 1203841-43-3 Enquire
17-Oxo Betamethasone Impurity CS-T-60065 3109-01-1 Enquire
6Alpha-Bromobetamethasone 21-Acetate Impurity CS-T-96122 52618-94-7 Enquire
6alpha-Bromobetamethasone Dipropionate Impurity CS-T-96119 2575516-37-7 Enquire
6-Bromo-betamethasone-17,21-dipropionate Impurity CS-P-07220 1186048-34-9 In Stock
6-Keto Betamethasone Impurity CS-EO-02295 72559-90-1 Enquire
a-Epoxy Betamethasone Phosphate Impurity CS-O-44551 Not Available Enquire
a-Epoxy Betamethasone Sodium Phosphate Impurity CS-O-48915 Not Available Enquire
Betamethasone 17 -Propionate Impurity CS-O-30546 5534-13-4 In Stock
Betamethasone 17-benzoate Impurity CS-O-20086 22298-29-9 In Stock
Betamethasone 20-hydroxy 21-acid impurity Impurity CS-O-44491 1249-19-0 Enquire
Betamethasone 20-keto-22,17-lactone Impurity CS-O-52526 Not Available Enquire
Betamethasone 21-(ethyl carbonate) Impurity CS-ZG-79974 52619-05-3 In Stock
Betamethasone 21-Acetate 17-Propionate Impurity CS-T-49077 5514-81-8 In Stock
Betamethasone 21-Valerate Impurity CS-O-06191 2240-28-0 In Stock
Betamethasone Acid Impurity CS-T-96120 37926-75-3 Enquire
Betamethasone Dipropionate Impurity CS-O-30534 5593-20-4 In Stock
Betamethasone EP Impurity C Impurity CS-P-07221 13504-15-9 Enquire
Betamethasone EP Impurity G Impurity CS-P-07223 85700-75-0 In Stock
Betamethasone Impurity 2 Impurity CS-O-60160 1257544-85-6 Enquire
Betamethasone Sodium Phosphate Impurity 6 Impurity CS-EO-03376 1215899-28-7 Enquire
Betamethasone Sodium Phosphate Impurity E Impurity CS-O-58911 ---- Enquire
Betamethasone Sodium Phosphate Impurity F Impurity CS-O-58912 ---- Enquire
Betamethasone Tripropionate Impurity CS-T-49079 1186048-33-8 In Stock
Betamethasone valerate Impurity CS-L-00033 2152-44-5 In Stock
Betamethasone Valerate EP Impurity C Impurity CS-O-13613 33755-46-3 In Stock
Betamethasone Valerate EP Impurity H Impurity CS-T-48598 52619-18-8 In Stock
Betamethasone-17-butyrate-21-propionate Impurity CS-O-58210 5534-02-1 Enquire
Betamethasone-21-Acetal Impurity CS-O-52547 1184871-60-0 Enquire
Betamethasone-21-hemisuccinate Impurity CS-O-45143 27297-42-3 Enquire
Betamethasone-21-Propionate Impurity CS-O-30544 75883-07-7 In Stock
D-9,11-betamethasone sodium phosphate Impurity CS-O-44552 Not Available Enquire
D-Homo C Derivative of Betamethasone Sodium Phosphate Impurity CS-O-36820 1201919-11-0 Enquire
βmethasone Valerate EP Impurity B Impurity CS-O-13612 1879-77-2 Enquire
1,2-Dihydro-Betamethasone Impurity CS-P-07230 560-34-9 Enquire
16 Beta-Methyl epoxide-17-valerate Impurity CS-O-36272 52619-21-3 Enquire
21-Hemiacetal Betamethasone Impurity CS-P-08430 Not Available Enquire
6ß-Hydroxy Betamethasone Impurity CS-T-78975 24703-00-2 Enquire
Betamethasone 6 a bromo analog Impurity CS-O-33307 1203841-38-6 Enquire
Betamethasone Acetate EP Impurity C Impurity CS-EO-00973 330157-05-6 Enquire
Betamethasone Enol Aldehyde Z Isomer Impurity CS-P-07225 52647-06-0 Enquire
Betamethasone EP Impurity G Impurity CS-EO-00811 2597-76-4 Enquire
Betamethasone EP Impurity H Impurity CS-EO-00004 185613-71-2 Enquire
Betamethasone EP Impurity I Impurity CS-EO-00005 185613-69-8 Enquire
Betamethasone EP Impurity J Impurity CS-P-07224 18383-24-9 Enquire
Betamethasone Valerate EP Impurity D Impurity CS-O-13616 Not Available Enquire
Betamethasone Valerate EP Impurity G Impurity CS-O-13618 Not Available Enquire
Betamethasone Valerate Impurity F Impurity CS-P-07226 16125-28-3 Enquire
Betamethasone-17-valerate Impurity CS-EK-00925 2152-44-5 Enquire
D-Homo B Derivative of Betamethasone Sodium Phosphate Impurity CS-O-36819 1201919-18-7 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
betamethasone 21-mesylate Fine Chemicals CS-T-93518 1881-66-9 Enquire


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Betamethasone sodium phosphate(Secondary standard) Secondary Standards CS-SS-26678 151-73-5 Enquire