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1H-Pyrazol-3(2H)-one

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Formula: C3H4N2O
CAS: 137-45-1
search Element: pyrazol

Identification

Structural Formula
1H-Pyrazol-3(2H)-one
CAS:
137-45-1
EINECS:
Molecular Formula:
C3H4N2O
MDL:
MFCD20527386
SMILES:
O=C1NNC=C1
Synonym:
pyrazol-3-ol ; 1,2-dihydropyrazol-3-on ; nsc 520837 ; 1,2-dihydropyrazol-3-one ; 1,2-dihydro-3h-pyrazol-3-one ; 1h-pyrazol-3-one ; pyrazol-5-ol ; 3-hydroxypyrazole ; 3-pyrazolone ; 4-pyrazolin-3-one




Suppliers

Ambeed, Inc.
A124366
BLD Pharmatech Ltd
BP10803240
Chemlyte Solutions
CS10803240
Capot Chemical Co., Ltd.
23624
Dayang Chem (Hangzhou) Co.,Ltd.
DC18607440
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CAS equal suppliers

1H-pyrazol-3-ol
Key Organics Limited
SS-4955
Pyrazolone, dihydro-
Angene International Limited
AGN-PC-0JQ9N5
1,2-Dihydropyrazol-3-one
Manchester Organics Limited
R49028
1,2-Dihydro-3H-pyrazol-3-one
Chemieliva Pharmaceutical Co., Ltd.
CP29408820
1,2-Dihydro-3H-pyrazol-3-one
Finipharma Ltd
F11762352
1,2-Dihydro-3H-pyrazol-3-one
Suzhou Vosun Biotech Co.,Ltd
SVBC235211760
1,2-Dihydro-3H-pyrazol-3-one
H&Z Industry Co.,Ltd
HIC16806720
3H-PYRAZOL-3-ONE,1,2-DIHYDRO-
Huateng Pharmaceutical Co.,Ltd
80074004

Prices & Availability




Data is processed


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Properties for 1H-Pyrazol-3(2H)-one

Molecular Weight:
84.07666 g·mol−1
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Hazard Statements

GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
  • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

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Alternative Distributors of [1H-Pyrazol-3(2H)-one]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Sino Rarechem Labs Co. Ltd.

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Downloads

Mol File:
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MSDS:
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