Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pregna-1,4,17(20)-trien-3-one,11,21-dihydroxy-, (11b,17Z)- (9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

28449-40-3

28449-40-3 structure

28449-40-3 structure

Name: Pregna-1,4,17(20)-trien-3-one,11,21-dihydroxy-, (11b,17Z)- (9CI)
Chemical Name: 11-hydroxy-17-(2-hydroxyethylidene)-10,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-one
CAS Number: 28449-40-3
Molecular Formula: C₂₁H₂₈O₃
Molecular Weight: 328.44500
Create Date: 2016-10-08 04:32:02
Modify Date: 2025-08-25 13:49:36

Names
Properties

Name	11-hydroxy-17-(2-hydroxyethylidene)-10,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-one

Density	1.2g/cm3
Boiling Point	511.1ºC at 760mmHg
Molecular Formula	C₂₁H₂₈O₃
Molecular Weight	328.44500
Flash Point	277ºC
Exact Mass	328.20400
PSA	57.53000
LogP	3.18380
Vapour Pressure	1.38E-12mmHg at 25°C
Index of Refraction	1.6

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