Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-(3,4-DIMETHOXY-PHENYL)-PENTAN-1-ONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 1-(3,4-DIMETHYLPHENYL)-3-METHYL-3-PYRAZOLIN-5-ONE
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson

18048-64-1

18048-64-1 structure

18048-64-1 structure

Name: 3-Methyl-1-(3,4-dimethylphenyl)-2-pyrazolin-5-one
Chemical Name: 2-(3,4-Dimethylphenyl)-5-methyl-2,4-dihydro-3H-pyrazol-3-one
CAS Number: 18048-64-1
Molecular Formula: C₁₂H₁₄N₂O
Molecular Weight: 202.252
Catalog: Pharmaceutical intermediate API intermediate
Create Date: 2018-08-01 17:37:51
Modify Date: 2024-01-03 18:32:04

Name	2-(3,4-Dimethylphenyl)-5-methyl-2,4-dihydro-3H-pyrazol-3-one
Synonyms	2-(3,4-Dimethylphenyl)-5-methyl-1,2-dihydro-3H-pyrazol-3-one 3-methyl-1-(3,4-dimethylphenyl)-2-pyrazolin-5-one 2-(3,4-dimethylphenyl)-5-methyl-4H-pyrazol-3-one 3H-Pyrazol-3-one, 2-(3,4-dimethylphenyl)-1,2-dihydro-5-methyl- 3H-Pyrazol-3-one, 2-(3,4-dimethylphenyl)-2,4-dihydro-5-methyl-

Density	1.1±0.1 g/cm3
Boiling Point	338.5±52.0 °C at 760 mmHg
Melting Point	116-119℃
Molecular Formula	C₁₂H₁₄N₂O
Molecular Weight	202.252
Flash Point	158.5±30.7 °C
Exact Mass	202.110611
PSA	32.67000
LogP	2.64
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.571

141-97-9 structure

141-97-9

13636-53-8 structure

13636-53-8

~64%

18048-64-1 structure

18048-64-1

Literature: SmithKline Beecham Corporation Patent: US6720345 B1, 2004 ; Location in patent: Page column 10 ;