1,4-Androstadiene-3,17-dione (ADD)

High-Purity Steroid Intermediate for Pharmaceutical Synthesis

Product Overview

1,4-Androstadiene-3,17-dione (ADD) is a critical steroid intermediate used in the production of hormonal APIs, anabolic steroids, and pharmaceutical derivatives. As a trusted ADD supplier from China, we provide high-purity, stable, and consistent batches, meeting the stringent quality requirements of international pharmaceutical manufacturers and procurement specialists.

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Typical Applications

  • Intermediate for hormonal APIs
  • Synthesis of anabolic steroid derivatives
  • Pharmaceutical research and development
  • Scale-up and contract manufacturing projects

Technical Specifications

ItemSpecification
Product Name1,4-Androstadiene-3,17-dione
AbbreviationADD
CAS No.897-06-3
Molecular FormulaC19H24O2
Molecular Weight270.38
AppearanceWhite to pale yellow crystalline powder
Assay (HPLC)≥ 99.0%
Melting Point165–170 °C
Loss on Drying≤ 0.5%
Residual SolventsMeets pharmacopeial limits
Packaging1 kg / 5 kg / 25 kg fiber drum, customizable
StorageCool, dry, and light-protected environment

Specifications can be customized to meet pharmacopeial or customer-specific requirements.

Quality & Compliance

  • Produced under strict quality management systems (GMP-ready facilities)
  • Full COA, MSDS, and analytical reports available
  • Traceable production batches for regulated pharmaceutical supply chains
  • Experienced in exporting steroid intermediates worldwide

Why Choose Us

  • Specialized steroid intermediate production lines
  • Expertise in process optimization and impurity control
  • Dedicated international sales & technical support
  • Fast handling of sample requests, quotations, and bulk orders

We help procurement teams reduce sourcing risks and ensure reliable supply of 1,4-ADD.

Contact Us

📩 Looking for a trusted 1,4-Androstadiene-3,17-dione (ADD) supplier in China?
Contact us today to request samples, technical specifications, or competitive quotations.

👉 Send your inquiry now and secure a stable supply of high-quality ADD for your pharmaceutical projects.

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