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: 3-Penten-2-one, 5-(2-propynyloxy)-, (E)- (9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

199918-00-8

199918-00-8 structure

199918-00-8 structure

Name: 3-Penten-2-one, 5-(2-propynyloxy)-, (E)- (9CI)
Chemical Name: (3E)-5-(2-Propyn-1-yloxy)-3-penten-2-one
CAS Number: 199918-00-8
Molecular Formula: C₈H₁₀O₂
Molecular Weight: 138.164
Create Date: 2021-09-10 13:53:17
Modify Date: 2025-10-20 08:40:21

Names
Properties

Name	(3E)-5-(2-Propyn-1-yloxy)-3-penten-2-one
Synonyms	3-Penten-2-one, 5-(2-propyn-1-yloxy)-, (3E)- (3E)-5-(2-Propyn-1-yloxy)-3-penten-2-one

Density	1.0±0.1 g/cm3
Boiling Point	230.8±25.0 °C at 760 mmHg
Molecular Formula	C₈H₁₀O₂
Molecular Weight	138.164
Flash Point	95.6±16.7 °C
Exact Mass	138.068085
LogP	0.45
Vapour Pressure	0.1±0.5 mmHg at 25°C
Index of Refraction	1.460

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