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: 2,5-Octadecadiynoic acid methyl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

57156-91-9

57156-91-9 structure

57156-91-9 structure

Name: 2,5-Octadecadiynoic acid methyl ester
Chemical Name: methyl octadeca-2,5-diynoate
CAS Number: 57156-91-9
Molecular Formula: C₁₉H₃₀O₂
Molecular Weight: 290.44000
Create Date: 2016-05-10 18:50:54
Modify Date: 2025-08-25 16:13:15

Names
Properties

Name	methyl octadeca-2,5-diynoate
Synonyms	2,5-OCTADECADIYNOIC ACID,METHYL ESTER Methyl 2,5-octadecadiynoate

Density	0.93g/cm3
Boiling Point	402.3ºC at 760mmHg
Molecular Formula	C₁₉H₃₀O₂
Molecular Weight	290.44000
Flash Point	181.8ºC
Exact Mass	290.22500
PSA	26.30000
LogP	4.86730
Index of Refraction	1.474

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