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6814-58-0

6814-58-0 structure

6814-58-0 structure

Name: 5-Chloro-3-methyl-4-nitro-1H-pyrazole
Chemical Name: 3-chloro-5-methyl-4-nitro-1H-pyrazole
CAS Number: 6814-58-0
Molecular Formula: C₄H₄ClN₃O₂
Molecular Weight: 161.546
Create Date: 2018-11-24 02:31:38
Modify Date: 2025-08-30 12:46:05

Name	3-chloro-5-methyl-4-nitro-1H-pyrazole
Synonyms	1H-Pyrazole, 5-chloro-3-methyl-4-nitro- 3-Chloro-5-methyl-4-nitropyrazole 4-23-00-00591 (Beilstein Handbook Reference) T5MNJ C1 DNW EG 3-chloro-5-methyl-4-nitro-1(2)H-pyrazole 3-Chlor-5-methyl-4-nitro-1(2)H-pyrazol 5-Chloro-3-methyl-4-nitropyrazole 5-Chloro-3-methyl-4-nitro-1H-pyrazole 1H-PYRAZOLE,3-CHLORO-5-METHYL-4-NITRO T5MNJ CG DNW E1 ABG 3030 Caswell No. 196A Release

Density	1.6±0.1 g/cm3
Boiling Point	366.2±37.0 °C at 760 mmHg
Molecular Formula	C₄H₄ClN₃O₂
Molecular Weight	161.546
Flash Point	175.3±26.5 °C
Exact Mass	160.999207
PSA	74.50000
LogP	1.74
Vapour Pressure	0.0±0.8 mmHg at 25°C
Index of Refraction	1.610

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ6456200

CHEMICAL NAME :: 1H-Pyrazole, 3-chloro-5-methyl-4-nitro-

CAS REGISTRY NUMBER :: 6814-58-0

BEILSTEIN REFERENCE NO. :: 0005657

LAST UPDATED :: 199612

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C4-H4-Cl-N3-O2

MOLECULAR WEIGHT :: 161.56

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 350 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: PB85-143766

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 6200 mg/m3/4H

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave., Willoughy, OH 44094) Volume(issue)/page/year: -,C263,1991

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave., Willoughy, OH 44094) Volume(issue)/page/year: -,C263,1991

RIDADR	UN 2588
Packaging Group	III
Hazard Class	6.1(b)
HS Code	2933199090

15953-45-4 structure

15953-45-4

~%

6814-58-0 structure

6814-58-0

Literature: Gazzetta Chimica Italiana, , vol. 75, p. 121,133

Precursor 1
15953-45-4
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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