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: 13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

19914-67-1

19914-67-1 structure

19914-67-1 structure

Name: 13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one
Chemical Name: 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one
CAS Number: 19914-67-1
Molecular Formula: C₂₁H₂₉O₂
Molecular Weight: 313.45400
Create Date: 2018-12-30 16:02:12
Modify Date: 2025-09-13 16:59:02

Names
Properties

Name	13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one
Synonyms	Levonorgestrel impurity B (8R,9S,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one

Molecular Formula	C₂₁H₂₉O₂
Molecular Weight	313.45400
Exact Mass	313.21700
PSA	37.30000
LogP	4.14970
Index of Refraction	1.572

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.