1,2,3,4-tetramethyl-5-methylidene-cyclopenta-1,3-diene

Modify Date: 2025-08-25 10:28:44

1,2,3,4-tetramethyl-5-methylidene-cyclopenta-1,3-diene structure	Common Name	1,2,3,4-tetramethyl-5-methylidene-cyclopenta-1,3-diene
	CAS Number	76089-59-3	Molecular Weight	134.21800
	Density	0.85g/cm3	Boiling Point	173.7ºC at 760 mmHg
	Molecular Formula	C₁₀H₁₄	Melting Point	N/A
	MSDS	N/A	Flash Point	43.3ºC

Name	2,3,4,5-tetramethylfulvene
Synonym	More Synonyms

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
InChIKey	RYLMKTLFCIGRQD-UHFFFAOYSA-N
SMILES	C=C1C(C)=C(C)C(C)=C1C

HS Code	2902199090

Precursor 8
CAS#:4045-44-7 Pentamethylcycl... CAS#:75-16-1 METHYLMAGNESIUM... CAS#:126518-01-2 trans 5-methoxy... CAS#:114564-15-7 1,2,3,4,5-penta...
CAS#:114564-16-8 5-(methylsulfin... CAS#:108-48-5 2,6-lutidine CAS#:114564-18-0 1,2,3,4,5-penta... CAS#:109-89-7 Diethylamine
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%

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

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