Description

Diprosalic CAS NO 92502-72-2 is a pharmaceutical-grade active ingredient, specifically a combination of betamethasone dipropionate and salicylic acid. This compound is valued for its potent anti-inflammatory, antipruritic, and keratolytic properties, making it a critical component in advanced topical dermatological formulations. It is primarily required by manufacturers in the pharmaceutical and advanced dermatological sectors for producing prescription-strength creams, ointments, and lotions to treat severe skin conditions such as psoriasis, eczema, and other inflammatory dermatoses.

Application

• Topical Corticosteroid Formulations: Primary active ingredient in prescription-strength creams and ointments for treating psoriasis, eczema, and dermatitis.
• Dermatological Preparations: Used in lotions and gels designed for its combined anti-inflammatory and skin-softening (keratolytic) action.
• Scalp Treatments: Key component in medicated solutions and foams for treating scalp psoriasis and seborrheic dermatitis.
• Veterinary Dermatology: Incorporated into topical preparations for managing inflammatory skin conditions in animals.
• Compounding Pharmacy: Sourced by pharmacies for custom formulation of patient-specific topical medications.

Basic Information

Product Name	Diprosalic
CAS No.	92502-72-2
Molecular Formula	C28H37FO7 • C7H6O3
Molecular Weight	504.59 (Betamethasone Dipropionate) + 138.12 (Salicylic Acid)
Synonyms	Betamethasone Dipropionate and Salicylic Acid; Betamethasone Dipropionate/Salicylic Acid; Betamethasone 17,21-Dipropionate with Salicylic Acid; Diprosalic Ointment USP; (8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one 17-propionate 21-propionate combined with 2-Hydroxybenzoic Acid
EINECS	Contact for details

Quality Control

Our Diprosalic is manufactured under strict quality systems to meet pharmaceutical standards. Each batch is tested to ensure identity, purity, and potency, with specifications aligned to relevant pharmacopoeial monographs. A comprehensive Certificate of Analysis (COA) documenting all test results is provided with every shipment to ensure full traceability and regulatory compliance for our B2B partners.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature, typically between 15°C and 25°C (59°F and 77°F). Keep the container in a dry, well-ventilated area. Protect from moisture and excessive heat.

Specification

Item	Specification
Appearance	White or almost white crystalline powder
Identification (IR)	Conforms to standard
Identification (HPLC)	Retention time corresponds to reference standard
Assay (HPLC)	98.0% - 102.0% (on anhydrous basis)
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.