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: 1,3,5,7-Cyclooctatetraene, 1-ethynyl- (9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

151859-99-3

151859-99-3 structure

151859-99-3 structure

Name: 1,3,5,7-Cyclooctatetraene, 1-ethynyl- (9CI)
Chemical Name: 1-Ethynyl-1,3,5,7-cyclooctatetraene
CAS Number: 151859-99-3
Molecular Formula: C₁₀H₈
Molecular Weight: 128.171
Create Date: 2021-09-13 19:55:05
Modify Date: 2025-08-26 19:01:41

Names
Properties

Name	1-Ethynyl-1,3,5,7-cyclooctatetraene
Synonyms	1-Ethynyl-1,3,5,7-cyclooctatetraene 1,3,5,7-Cyclooctatetraene, 1-ethynyl-

Density	1.0±0.1 g/cm3
Boiling Point	216.5±7.0 °C at 760 mmHg
Molecular Formula	C₁₀H₈
Molecular Weight	128.171
Flash Point	72.6±12.3 °C
Exact Mass	128.062607
LogP	2.72
Vapour Pressure	0.2±0.2 mmHg at 25°C
Index of Refraction	1.567

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