5-Chloro-1-methyl-4-nitro-1H-pyrazole

Modify Date: 2025-08-30 18:11:35

5-Chloro-1-methyl-4-nitro-1H-pyrazole structure	Common Name	5-Chloro-1-methyl-4-nitro-1H-pyrazole
	CAS Number	42098-25-9	Molecular Weight	161.546
	Density	1.7±0.1 g/cm3	Boiling Point	272.9±20.0 °C at 760 mmHg
	Molecular Formula	C₄H₄ClN₃O₂	Melting Point	N/A
	MSDS	N/A	Flash Point	118.9±21.8 °C

Name	5-Chloro-1-methyl-4-nitro-1H-pyrazole
Synonym	More Synonyms

Density	1.7±0.1 g/cm3
Boiling Point	272.9±20.0 °C at 760 mmHg
Molecular Formula	C₄H₄ClN₃O₂
Molecular Weight	161.546
Flash Point	118.9±21.8 °C
Exact Mass	160.999207
PSA	63.64000
LogP	1.13
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.648

HS Code	2933199090

1-Methyl-4-nitr...

CAS#:3994-50-1

~20%

5-Chloro-1-meth...

CAS#:42098-25-9

Literature: GENENTECH, INC.; Hodges, Alastair James; Matteucci, Mizio; Sharpe, Andrew; Sun, Minghua; Wang, Xiaojing; Tsui, Vickie H. Patent: US2013/79321 A1, 2013 ; Location in patent: Paragraph 0177; 0178; 0179 ;

4-Nitro-1H-pyrazole

CAS#:2075-46-9

Hexachloroethane

CAS#:67-72-1

1-Methyl-4-nitr...

CAS#:3994-50-1

5-Chloro-1-meth...

CAS#:42098-25-9

Literature: Genentech, Inc.; Burch, Jason; Sun, Minghua; Wang, Xiaojing; Blackaby, Wesley; Hodges, Alastair James; Sharpe, Andrew Patent: US2014/88117 A1, 2014 ; Location in patent: Page/Page column ;

Precursor 3
CAS#:3994-50-1 1-Methyl-4-nitr... CAS#:2075-46-9 4-Nitro-1H-pyrazole CAS#:67-72-1 Hexachloroethane
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%