5ST (CAS 117048-56-3)

Chinese name: 四烯孕二酮; 17-乙酰基-10,13-二甲基-6,7,8,10,12,13,14,15-八氢环戊烯并[a]菲-3-酮

5ST is registered under CAS 117048-56-3. Molecular formula: C21H24O2. Approximate molecular weight: 308.41. SKYSEVEN Chemical provides industrial chemical sourcing support and free CAS tools for global B2B buyers.

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Physical & identity data

CAS Number	117048-56-3
English name	5ST
Chinese name	四烯孕二酮; 17-乙酰基-10,13-二甲基-6,7,8,10,12,13,14,15-八氢环戊烯并[a]菲-3-酮
Molecular formula	C21H24O2
Molecular weight	308.41
Boiling point	485.7°C at 760 mmHg
Density	1.15g/cm3
Flash point	180°C
Refractive index	1.59
Vapor pressure	1.38E-09mmHg at 25°C

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Authority references

• PubChem
• NIST Chemistry WebBook
• CAS Common Chemistry

FAQ

What is CAS 117048-56-3?

5ST is identified by CAS Registry Number 117048-56-3. Molecular formula: C21H24O2. SKYSEVEN Chemical provides industrial chemical supply and free CAS lookup tools.

Where can I buy 5ST?

Request a quote on cnchemshop.com. SKYSEVEN Chemical supplies industrial grades with COA/SDS on request for export orders.

How do I verify CAS 117048-56-3 data?

Cross-check PubChem / NIST / CAS Common Chemistry, and use our free CAS lookup tool. Always match CAS on COA and invoice.

Data is for informational reference only. Verify lot-specific values with COA/SDS. Not for medical advice.