Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,4-DIMETHYL-1-PHENYL-1H-PYRAZOL-5(4H)-ONE
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,4-DIMETHYL-1-PHENYL-1H-PYRAZOL-5(4H)-ONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

17900-68-4

17900-68-4 structure

17900-68-4 structure

Name: 3,4-DIMETHYL-1-PHENYL-1H-PYRAZOL-5(4H)-ONE
Chemical Name: 4,5-dimethyl-2-phenyl-4H-pyrazol-3-one
CAS Number: 17900-68-4
Molecular Formula: C₁₁H₁₂N₂O
Molecular Weight: 188.22600
Create Date: 2018-11-23 09:10:53
Modify Date: 2025-08-29 18:15:31

Name	4,5-dimethyl-2-phenyl-4H-pyrazol-3-one
Synonyms	2,4-dihydro-4,5-dimethyl-2-phenyl-3H-pyrazol-3-one EINECS 241-844-1 3,4-dimethyl-1-phenyl-pyrazolin-5-one HMS1529G03 4,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one 3,4-dimethyl-1-phenylpyrazol-5-one 1-phenyl-3,4-dimethyl-2-pyrazolin-5-one 4-methyl-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one 3,4-Dimethyl-1-phenyl-2-pyrazolin-5-one

Density	1.15g/cm3
Boiling Point	334.5ºC at 760mmHg
Molecular Formula	C₁₁H₁₂N₂O
Molecular Weight	188.22600
Flash Point	156.1ºC
Exact Mass	188.09500
PSA	32.67000
LogP	1.54580
Vapour Pressure	0.00247mmHg at 25°C
Index of Refraction	1.569

HS Code	2933199090

Precursor 4
1694-31-1 100-63-0 74-88-4 85920-63-4
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%

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