ChemicalBook > CAS DataBase List > 3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-

3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-

Product Name
3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-
CAS No.
137-45-1
Chemical Name
3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-
Synonyms
1,2-Dihydro-3H-pyrazol-3-one;NSC 520837;Pyrazol-3-ol;Pyrazol-5-ol;3-Pyrazolone;3H-pyrazol-3-one;1H-Pyrazol-3-one;4-Pyrazolin-3-one;3-Hydroxypyrazole;1,2-dihydropyrazol-3-on
CBNumber
CB7838723
Molecular Formula
C3H4N2O
Formula Weight
84.08
MOL File
137-45-1.mol
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3H-PYRAZOL-3-ONE, 1,2-DIHYDRO- Property

Melting point:
160-162 °C
Density 
1.191±0.06 g/cm3(Predicted)
storage temp. 
2-8°C
pka
9.00±0.70(Predicted)
form 
solid
color 
Pale yellow
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Safety

HS Code 
2933199090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H332Harmful if inhaled

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TRC
Product number
P840460
Product name
1H-Pyrazol-3(2H)-one
Packaging
10mg
Price
$45
Updated
2021/12/16
Apolloscientific
Product number
OR300636
Product name
5-Hydroxy-1H-pyrazole
Purity
97%
Packaging
1g
Price
$34
Updated
2021/12/16
SynQuest Laboratories
Product number
4H01-1-5Y
Product name
5-Hydroxy-1H-pyrazole
Packaging
1g
Price
$37
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
CHM1040882
Product name
1,2-DIHYDRO-3H-PYRAZOL-3-ONE
Purity
95.00%
Packaging
5MG
Price
$504.23
Updated
2021/12/16
Apolloscientific
Product number
OR300636
Product name
5-Hydroxy-1H-pyrazole
Purity
97%
Packaging
5g
Price
$102
Updated
2021/12/16

3H-PYRAZOL-3-ONE, 1,2-DIHYDRO- Preparation Products And Raw materials

Raw materials

Preparation Products

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3H-PYRAZOL-3-ONE, 1,2-DIHYDRO- Suppliers

China 83 Europe 1 India 2 Japan 1 Switzerland 1 United Kingdom 1 United States 10 Global 99
Nanjing YaoCheng Pharmaceutical Co., Ltd.
Tel
025-57043319 15261831516
Fax
025-57043319
Email
307514552@qq.com
Country
China
ProdList
247
Advantage
50
Shaanxi Cuikang Pharmaceutical Technology Co., Ltd
Tel
18049165724 13186333400
Email
cuichengbio@163.com
Country
China
ProdList
2606
Advantage
58
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44751
Advantage
61
Jia Xing Isenchem Co.,Ltd
Tel
0573-85285100 18627885956
Fax
0573-85285100
Email
isenchem@163.com
Country
China
ProdList
9551
Advantage
66
Accela ChemBio Co.,Ltd.
Tel
021-50795510 4000665055
Fax
021-50795055
Email
sales@accelachem.com
Country
China
ProdList
11660
Advantage
64
Acorn PharmaTech Co., Ltd.
Tel
025-58395930
Fax
025-5861-9182
Email
sales@acornpharma.com
Country
China
ProdList
982
Advantage
60
Shanghai Jian Chao Chemical Technology Co., Ltd.
Tel
021-50430803 18017383231
Fax
qq：2817624287
Email
983544897@qq.com
Country
China
ProdList
9352
Advantage
55
TOKYO CHEMICAL INDUSTRY CO., LTD.
Tel
03-36680489
Fax
03-3668-0520
Email
Sales-JP@TCIchemicals.com
Country
Japan
ProdList
28398
Advantage
80
TCI Europe
Tel
320-37350700
Fax
+32 (0)37350701
Email
sales@tcieurope.eu
Country
Europe
ProdList
23680
Advantage
75
Shanghai GAOXIANG Chemical Co., Ltd.
Tel
021-57816257 18930243658
Fax
021-57816257
Email
fecpo@139.com
Country
China
ProdList
296
Advantage
55
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View Lastest Price from 3H-PYRAZOL-3-ONE, 1,2-DIHYDRO- manufacturers

Career Henan Chemical Co
Product
3H-PYRAZOL-3-ONE, 1,2-DIHYDRO- 137-45-1
Price
US $1.00/KG
Min. Order
1KG
Purity
99.0%
Supply Ability
100kg
Release date
2020-01-08

137-45-1, 3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-Related Search:

Metamizole Sodium Monohydrate 4-BROMOANTIPYRINE 3-Methyl-3-pyrazolin-5-one Aminopyrine 4-Aminoantipyrine 4-ACETAMIDOANTIPYRINE Antipyrine DIANTIPYRYLMETHANE 2,3-DIMETHYL-1-(4-METHYLPHENYL)-3-PYRAZOLIN-5-ONE 4-ANTIPYRINECARBOXALDEHYDE 4-HYDROXYANTIPYRINE 2-CHLORO-N-(1,5-DIMETHYL-3-OXO-2-PHENYL-2,3-DIHYDRO-1H-PYRAZOL-4-YL)ACETAMIDE 4,4'-[methylenebis(methylimino)]bis[1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one] ANTIPYRINECARBOXYLIC ACID ETHYL N-(4-ANTIPYRYL)CARBAMATE AKOS BBS-00001838 4-(2-CHLORO-ACETYL)-1,5-DIMETHYL-2-PHENYL-1,2-DIHYDRO-PYRAZOL-3-ONE 4-BENZYLIDENE AMINO ANTIPYRENE

  • 1,2-dihydropyrazol-3-one
  • 1,2-Dihydro-3H-pyrazol-3-one
  • 1,2-dihydropyrazol-3-on
  • Pyrazol-5-ol
  • Pyrazol-3-ol
  • NSC 520837
  • 4-Pyrazolin-3-one
  • 3-Pyrazolone
  • 3H-pyrazol-3-one
  • 3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-
  • 1H-Pyrazol-3-one
  • 3-Hydroxypyrazole
  • 1H pyrazole-3 (2H) - ketone
  • 137-45-1