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: 1,2,3,4-tetramethyl-5-methylidene-cyclopenta-1,3-diene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

76089-59-3

76089-59-3 structure

76089-59-3 structure

Name: 1,2,3,4-tetramethyl-5-methylidene-cyclopenta-1,3-diene
Chemical Name: 2,3,4,5-tetramethylfulvene
CAS Number: 76089-59-3
Molecular Formula: C₁₀H₁₄
Molecular Weight: 134.21800
Create Date: 2016-02-17 13:08:28
Modify Date: 2025-08-25 10:28:44

Name	2,3,4,5-tetramethylfulvene
Synonyms	1,2,3,4-Tetramethylfulvene 1,2,3,4-tetramethylpentafulvene 1,2,3,4-Tetramethyl-5-methylene-1,3-cyclopentadiene 1,2,3,4-tetramethyl-5-methylidenecyclopenta-1,3-diene 1,3-Cyclopentadiene,1,2,3,4-tetramethyl-5-methylene tetramethylfulvene tetramethylfulvalene 1,2,3,4-TETRAMETHYL-5-METHYLIDENE-CYCLOPENTA-1,3-DIENE tetramethylfilvene

Density	0.85g/cm3
Boiling Point	173.7ºC at 760 mmHg
Molecular Formula	C₁₀H₁₄
Molecular Weight	134.21800
Flash Point	43.3ºC
Exact Mass	134.11000
LogP	3.22900
Index of Refraction	1.484

HS Code	2902199090

Precursor 8
4045-44-7 75-16-1 126518-01-2 114564-15-7
114564-16-8 108-48-5 114564-18-0 109-89-7
DownStream 0

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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