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: 1,8-Cyclotetradecadiyne
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1540-80-3

1540-80-3 structure

1540-80-3 structure

Name: 1,8-Cyclotetradecadiyne
Chemical Name: cyclotetradeca-1,8-diyne
CAS Number: 1540-80-3
Molecular Formula: C₁₄H₂₀
Molecular Weight: 188.30900
Create Date: 2018-02-15 08:00:00
Modify Date: 2025-08-22 18:32:53

Name	cyclotetradeca-1,8-diyne
Synonyms	1,8-Cyclotetradecadiyne 1,8-tetradecadiyne 1,8-Cyclotetradecadiin

Density	0.9g/cm3
Boiling Point	296.5ºC at 760mmHg
Molecular Formula	C₁₄H₂₀
Molecular Weight	188.30900
Flash Point	125.9ºC
Exact Mass	188.15700
LogP	3.90780
Vapour Pressure	0.00253mmHg at 25°C
Index of Refraction	1.498

HS Code	2902199090

111-24-0 structure

111-24-0

74-86-2 structure

74-86-2

~%

1540-80-3 structure

1540-80-3

Literature: Wotiz,J.H. et al. Journal of the American Chemical Society, 1961 , vol. 83, p. 373 - 376

111-24-0 structure

111-24-0

2396-65-8 structure

2396-65-8

~%

1540-80-3 structure

1540-80-3

Literature: Dale,J. et al. Journal of the Chemical Society, 1963 , p. 73 - 86

Precursor 3
111-24-0 74-86-2 2396-65-8
DownStream 2
295-17-0 38300-49-1

HS Code	2902199090
Summary	2902199090 other cyclanes, cyclenes and cyclotherpenes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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