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: 2H-Pyran-2-one,3-ethyl-4-(1-hexynyl)-5,6-dihydro-(9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

663957-65-1

663957-65-1 structure

663957-65-1 structure

Name: 2H-Pyran-2-one,3-ethyl-4-(1-hexynyl)-5,6-dihydro-(9CI)
Chemical Name: 3-Ethyl-4-(1-hexyn-1-yl)-5,6-dihydro-2H-pyran-2-one
CAS Number: 663957-65-1
Molecular Formula: C₁₃H₁₈O₂
Molecular Weight: 206.281
Create Date: 2021-09-10 20:53:37
Modify Date: 2025-10-28 17:26:16

Names
Properties

Name	3-Ethyl-4-(1-hexyn-1-yl)-5,6-dihydro-2H-pyran-2-one
Synonyms	2H-Pyran-2-one, 3-ethyl-4-(1-hexyn-1-yl)-5,6-dihydro- 3-Ethyl-4-(1-hexyn-1-yl)-5,6-dihydro-2H-pyran-2-one

Density	1.0±0.1 g/cm3
Boiling Point	335.2±41.0 °C at 760 mmHg
Molecular Formula	C₁₃H₁₈O₂
Molecular Weight	206.281
Flash Point	138.9±25.0 °C
Exact Mass	206.130676
LogP	3.65
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.495

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