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

873-50-7

873-50-7 structure

Name: 3-methylpyrazole-1-carboxamide
Chemical Name: 3-Methyl-1H-pyrazole-1-carboxamide
CAS Number: 873-50-7
Molecular Formula: C₅H₇N₃O
Molecular Weight: 125.12900
Create Date: 2018-02-22 08:00:00
Modify Date: 2025-09-05 23:51:33

Name	3-Methyl-1H-pyrazole-1-carboxamide
Synonyms	EINECS 212-840-7 3-METHYLPYRAZOLE-1-CARBOXAMIDE 3-METHYL-PYRAZOLECARBOAMIDE MFCD00020735 3-METHYL-1H-PYRAZOLE-1-CARBOXAMIDE 3-methylpyrazolecarboxamide 3-Methyl-1-pyrazolecarboxamide 3-METHYLPYRAZOLE-1 -CARBOXAMIDE

Density	1.34g/cm3
Boiling Point	284.6ºC at 760 mmHg
Melting Point	98-102 °C(lit.)
Molecular Formula	C₅H₇N₃O
Molecular Weight	125.12900
Flash Point	125.9ºC
Exact Mass	125.05900
PSA	60.91000
LogP	0.81860
Index of Refraction	1.619

CHEMICAL IDENTIFICATION

RTECS NUMBER :: LQ3067000

CHEMICAL NAME :: Formamide, N-(3-methyl-1-pyrazolyl)-

CAS REGISTRY NUMBER :: 873-50-7

BEILSTEIN REFERENCE NO. :: 0115536

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C5-H7-N3-O

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 :: 1100 mg/kg

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

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 51(1),76,1986

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1040 mg/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - excitement Behavioral - ataxia

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 51(6),29,1986

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xn: Harmful;
Risk Phrases	R22
Safety Phrases	S26-S36
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	LQ3067000
HS Code	2933199090

1453-58-3

917-61-3

~95%

873-50-7

Literature: Parkhomenko, V. D.; Steba, V. K.; Neikovskii, S. I.; Vodop'yanov, V. G. J. Appl. Chem. USSR (Engl. Transl.), 1992 , vol. 65, # 6.2 p. 1362 - 1367,1133 - 1137

53881-38-2

873-50-7

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <2>110, p. 262

818-10-0

873-50-7

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <2>110, p. 262

873-24-5

873-50-7

Literature: Angewandte Chemie, , vol. 67, p. 395,398

5436-21-5

563-41-7

873-50-7

873-24-5

Literature: Zeitschrift fuer Chemie (Stuttgart, Germany), , vol. 27, # 12 p. 435 - 436

5436-21-5

4426-72-6

873-50-7

873-24-5

Literature: Journal of Organic Chemistry, , vol. 21, p. 102 Org. Synth. Coll. Vol., , vol. IV, p. 628 Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 260, p. 606 Ang.Chem., , vol. 67, p. 395,397

Precursor 6
1453-58-3 917-61-3 818-10-0 873-24-5
5436-21-5 563-41-7
DownStream 2
1453-58-3 463-77-4

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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