Alclometasone dipropionate
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    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 317163

CAS#: 66734-13-2

Description: Alclometasone is synthetic glucocorticoid steroid for topical use in dermatology as anti-inflammatory, antipruritic, antiallergic, antiproliferative and vasoconstrictive agent. The prodrug alclometasone dipropionate is marketed as Aclovate by GlaxoSmithKline.


Chemical Structure

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Alclometasone dipropionate
CAS# 66734-13-2

Theoretical Analysis

MedKoo Cat#: 317163
Name: Alclometasone dipropionate
CAS#: 66734-13-2
Chemical Formula: C28H37ClO7
Exact Mass: 520.22278
Molecular Weight: 521.05
Elemental Analysis: C, 64.54; H, 7.16; Cl, 6.80; O, 21.49

Price and Availability

Size Price Availability Quantity
5.0mg USD 250.0 2 Weeks
10.0mg USD 450.0 2 Weeks
25.0mg USD 625.0 2 Weeks
50.0mg USD 850.0 2 Weeks
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Synonym: Aclovate; Alclometasone dipropionate; Almeta; Delonal; Sch 22219; Vaderm.

IUPAC/Chemical Name: (7R,9S,10R,11S,13S,14S,16R,17R)-7-chloro-11-hydroxy-10,13,16-trimethyl-3-oxo-17-(2-(propionyloxy)acetyl)-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl propionate

InChi Key: DJHCCTTVDRAMEH-DUUJBDRPSA-N

InChi Code: InChI=1S/C28H37ClO7/c1-6-22(33)35-14-21(32)28(36-23(34)7-2)15(3)10-18-24-19(29)12-16-11-17(30)8-9-26(16,4)25(24)20(31)13-27(18,28)5/h8-9,11,15,18-20,24-25,31H,6-7,10,12-14H2,1-5H3/t15-,18+,19-,20+,24-,25+,26+,27+,28+/m1/s1

SMILES Code: CCC(=O)OCC(=O)[C@]1([C@@H](C[C@@H]2[C@@]1(C[C@@H]([C@H]3[C@H]2[C@@H](CC4=CC(=O)C=C[C@]34C)Cl)O)C)C)OC(=O)CC

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO, not in water

Shelf Life: >2 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 521.05 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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1: Ulff E, Maroti M, Serup J, Falkmer U. A potent steroid cream is superior to emollients in reducing acute radiation dermatitis in breast cancer patients treated with adjuvant radiotherapy. A randomised study of betamethasone versus two moisturizing creams. Radiother Oncol. 2013 Aug;108(2):287-92. doi: 10.1016/j.radonc.2013.05.033. Epub 2013 Jul 2. PubMed PMID: 23827771.

2: Zimmerman B, Chamlin SL. A 12-year-old boy with foot lesions. Pediatr Ann. 2013 Jan;42(1):11-2. doi: 10.3928/00904481-20121221-12. PubMed PMID: 23316825.

3: Yamamoto Y, Fukami T, Koide T, Suzuki T, Hiyama Y, Tomono K. Pharmaceutical evaluation of steroidal ointments by ATR-IR chemical imaging: distribution of active and inactive pharmaceutical ingredients. Int J Pharm. 2012 Apr 15;426(1-2):54-60. doi: 10.1016/j.ijpharm.2012.01.017. Epub 2012 Jan 20. PubMed PMID: 22286017.

4: Isaksson M. Corticosteroid contact allergy--the importance of late readings and testing with corticosteroids used by the patients. Contact Dermatitis. 2007 Jan;56(1):56-7. PubMed PMID: 17177720.

5: Nakagawa H. Comparison of the efficacy and safety of 0.1% tacrolimus ointment with topical corticosteroids in adult patients with atopic dermatitis: review of randomised, double-blind clinical studies conducted in Japan. Clin Drug Investig. 2006;26(5):235-46. Review. PubMed PMID: 17163257.

6: Boyd AS. Localized chronic cutaneous lupus erythematosus masquerading as pigmented lesions: a new clinical subset? Lupus. 2006;15(5):292-5. PubMed PMID: 16761504.

7: Ujiie H, Shimizu T, Shimizu H. Cutaneous reactions to imatinib mesylate treated by topical steroid. Am J Hematol. 2005 Mar;78(3):246. PubMed PMID: 15726597.

8: Brazzini B, Pimpinelli N. New and established topical corticosteroids in dermatology: clinical pharmacology and therapeutic use. Am J Clin Dermatol. 2002;3(1):47-58. Review. PubMed PMID: 11817968.

9: Sakuma S, Higashi Y, Sato N, Sasakawa T, Sengoku T, Ohkubo Y, Amaya T, Goto T. Tacrolimus suppressed the production of cytokines involved in atopic dermatitis by direct stimulation of human PBMC system. (Comparison with steroids). Int Immunopharmacol. 2001 Jun;1(6):1219-26. PubMed PMID: 11407316.

10: Iwakiri K, Hata M, Miura Y, Numano K, Yuge M, Sasaki E. Allergic contact dermatitis due to bendazac and alclometasone dipropionate. Contact Dermatitis. 1999 Oct;41(4):218-39. Review. PubMed PMID: 10515101.