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

257-24-9

257-24-9 structure

257-24-9 structure

Name: heptalene
Chemical Name: heptalene
CAS Number: 257-24-9
Molecular Formula: C₁₂H₁₀
Molecular Weight: 154.20800
Create Date: 2018-04-29 08:00:00
Modify Date: 2025-08-25 11:42:02

Name	heptalene
Synonyms	heptalen

Density	1.03g/cm3
Boiling Point	377.4ºC at 760 mmHg
Molecular Formula	C₁₂H₁₀
Molecular Weight	154.20800
Flash Point	144.6ºC
Exact Mass	154.07800
LogP	3.09120
Vapour Pressure	1.46E-05mmHg at 25°C
Index of Refraction	1.623

HS Code	2901299090

3194-55-6 structure

3194-55-6

~%

257-24-9 structure

257-24-9

Literature: Gard, Matthew N.; Reiter, Richard C.; Stevenson, Cheryl D. Organic Letters, 2004 , vol. 6, # 3 p. 393 - 396

70528-29-9 structure

70528-29-9

~%

257-24-9 structure

257-24-9

Literature: Paquette,L.A.; Brown,A.R.; Chamot,E. Journal of the American Chemical Society, 1980 , vol. 102, p. 643

Precursor 1
3194-55-6
DownStream 0

HS Code	2901299090
Summary	2901299090 unsaturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.