Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Benzene,1,1'-(1,3,5,7-octatetraene-1,8-diyl)bis-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Contact: Ms Wang
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3029-40-1

3029-40-1 structure

3029-40-1 structure

Name: 1,8-DIPHENYL-1,3,5,7-OCTATETRAENE
Chemical Name: 1,8-diphenyl-1,3,5,7-octatetraene
CAS Number: 3029-40-1
Molecular Formula: C₂₀H₁₈
Molecular Weight: 258.35700
Create Date: 2018-12-08 22:34:06
Modify Date: 2026-07-31 12:26:45

Name	1,8-diphenyl-1,3,5,7-octatetraene
Synonyms	1,3,5,7-octatetraene,1,8-diphenyl all-trans- 1,3,5,7-Octatetraene, 1,8-diphenyl Dp-tetraene Benzene, 1,1'-(1,3,5,7-octatetraene-1,8-diyl)bis 1,8-Diphenyl-1,3,5,7-octatetraene 1,8-diphenylocta-1,3,5,7-tetraene (1E,3E,5E,7E)-1,8-Diphenylocta-1,3,5,7-tetraene 1,8-Diphenyl-1,3,5,7-octanetetrene [(1E,3E,5E,7E)-8-Phenyl-1,3,5,7-octatetraenyl]benzene 1,1'-(1,3,5,7-Octatetrene-1,8-diyl)bisbenzene 1,3,5,7-Octatetrene-1,8-diylbisbenzene alpha,omega-Diphenyloctatetraene 1,8-Diphenyloctatetraene

Density	1.023g/cm3
Boiling Point	444.9ºC at 760mmHg
Melting Point	235-237ºC
Molecular Formula	C₂₀H₁₈
Molecular Weight	258.35700
Flash Point	250.2ºC
Exact Mass	258.14100
LogP	5.52560
Index of Refraction	1.645

Safety Phrases	S24/25
HS Code	2902909090

Precursor 0
DownStream 4
135-70-6 35511-91-2 100-52-7 65-85-0

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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