Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-Pyrazoline, 3,3,5,5-tetramethyl-4-methylene-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
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55790-78-8

55790-78-8 structure

55790-78-8 structure

Name: 1-Pyrazoline, 3,3,5,5-tetramethyl-4-methylene-
Chemical Name: 3,3,5,5-tetramethyl-4-methylidenepyrazole
CAS Number: 55790-78-8
Molecular Formula: C₈H₁₄N₂
Molecular Weight: 138.21000
Create Date: 2017-04-20 15:03:24
Modify Date: 2024-01-09 20:50:03

Name	3,3,5,5-tetramethyl-4-methylidenepyrazole
Synonyms	3,5-Dihydro-4-methylen-4H-pyrazole 3,3,5,5-tetramethyl-4-methylidene-1-pyrazoline 1-Pyrazoline,3,3,5,5-tetramethyl-4-methylene 4-methylene-3,3,5,5-tetramethylpyrazoline 4,5-Dihydro-3,3,5,5-tetramethyl-4-methylene-3H-pyrazole 3,3,5,5-tetramethyl-4-methylene-4,5-dihydro-3H-pyrazole 3,5-dihydro-3,3,5,5-tetramethyl-4-methylene-4H-pyrazole 3,3,3,5-Tetramethyl-4-methylen-1-pyrazolin

Density	0.93g/cm3
Boiling Point	139.5ºC at 760mmHg
Molecular Formula	C₈H₁₄N₂
Molecular Weight	138.21000
Flash Point	29.2ºC
Exact Mass	138.11600
PSA	24.72000
LogP	1.43680
Index of Refraction	1.492

HS Code	2933199090

30467-62-0 structure

30467-62-0

19493-09-5 structure

19493-09-5

~%

55790-78-8 structure

55790-78-8

Literature: Adam,W.; Doerr,M. Journal of the American Chemical Society, 1987 , vol. 109, p. 1240

27200-84-6 structure

27200-84-6

30467-62-0 structure

30467-62-0

~%

55790-78-8 structure

55790-78-8

Literature: Quast, Helmut; Jakobi, Harald Chemische Berichte, 1991 , vol. 124, # 7 p. 1613 - 1618

Precursor 3
30467-62-0 19493-09-5 27200-84-6
DownStream 0

HS Code	2933199090
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%