1,5-dimethyl-4-nitro-2H-pyrazol-3-one

Modify Date: 2026-08-31 13:59:48

1,5-dimethyl-4-nitro-2H-pyrazol-3-one Structure
1,5-dimethyl-4-nitro-2H-pyrazol-3-one structure
Common Name 1,5-dimethyl-4-nitro-2H-pyrazol-3-one
CAS Number 61885-22-1 Molecular Weight 157.12700
Density 1.42g/cm3 Boiling Point N/A
Molecular Formula C5H7N3O3 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2,3-dimethyl-4-nitro-1H-pyrazol-5-one
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.42g/cm3
Molecular Formula C5H7N3O3
Molecular Weight 157.12700
Exact Mass 157.04900
PSA 83.61000
LogP 0.45320
Index of Refraction 1.574
InChIKey NQDGRFWJFDMVPD-UHFFFAOYSA-N
SMILES Cc1c([N+](=O)[O-])c(=O)[nH]n1C

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 2933199090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

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1,5-dimethyl-4-nitro-2H-pyrazol-3-one Structure

1,5-dimethyl-4-...

CAS#:61885-22-1

Learn More
Literature: Krohs Chemische Berichte, 1955 , vol. 88, p. 866,871

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1,5-dimethyl-4-nitro-2H-pyrazol-3-one Structure

1,5-dimethyl-4-...

CAS#:61885-22-1

Learn More
Literature: Krohs Chemische Berichte, 1955 , vol. 88, p. 866,871

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  2

DownStream  0

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

1,5-Dimethyl-4-nitropyrazol-3-on
1,5-dimethyl-4-nitro-1,2-dihydro-pyrazol-3-one
3h-pyrazol-3-one,1,2-dihydro-1,5-dimethyl-4-nitro

 1,5-dimethyl-4-nitro-2H-pyrazol-3-one | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular weight of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one?
A: Molecular weight of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one is 157.12700.
Q: What are the upstream materials of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one?
A: Related upstream materials(CAS) of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one: 3201-28-3;28022-67-5.
Q: What is the molecular formula of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one?
A: Molecular formula of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one is C5H7N3O3.
Q: What is the English name of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one?
A: The English name of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one is 2,3-dimethyl-4-nitro-1H-pyrazol-5-one.
Q: What is the CAS number of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one?
A: CAS number of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one is 61885-22-1.
Q: What is the InChIKey of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one?
A: InChIKey of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one is NQDGRFWJFDMVPD-UHFFFAOYSA-N.
Q: What English synonyms does 2,3-dimethyl-4-nitro-1H-pyrazol-5-one have?
A: English synonyms of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one: 1,5-Dimethyl-4-nitropyrazol-3-on, 1,5-dimethyl-4-nitro-1,2-dihydro-pyrazol-3-one, 3h-pyrazol-3-one,1,2-dihydro-1,5-dimethyl-4-nitro.
Q: What is the LogP of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one?
A: LogP of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one is 0.45320.
Q: What is the polar surface area (PSA) of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one?
A: Polar surface area (PSA) of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one is 83.61000.
Q: What is the SMILES notation of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one?
A: SMILES notation of 2,3-dimethyl-4-nitro-1H-pyrazol-5-one is Cc1c([N+](=O)[O-])c(=O)[nH]n1C.

 1,5-dimethyl-4-nitro-2H-pyrazol-3-onefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Dayang Chem (Hangzhou) Co., Ltd.
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