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5-Amino-2,4-dihydro-3H-pyrazol-3-one

5-Amino-2,4-dihydro-3H-pyrazol-3-one structure

CAS No:
6126-22-3
Formula:
C3H5N3O
Chemical Name:
5-Amino-2,4-dihydro-3H-pyrazol-3-one
Synonyms:
3H-Pyrazol-3-one,5-amino-2,4-dihydro-;2-Pyrazolin-5-one,3-amino-;3-Pyrazolidinone,5-imino-;5-Amino-2,4-dihydro-3H-pyrazol-3-one;3-Amino-5-pyrazolone;3-Amino-2-pyrazolin-5-one;3-Aminopyrazolone;NSC 30480;NSC 34806;NSC 50565;3-Amino-5-oxo-4,5-dihydropyrazole;3-Amino-1,4-dihydropyrazol-5-one;3-Amino-4,5-dihydro-1H-pyrazol-5-one
Categories:
Pharmaceutical Intermediates > Bulk Drug Intermediates

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Description

yellow-beige to beige-brown crystalline powder

5-Amino-2,4-dihydro-3H-pyrazol-3-one Basic Attributes

Molecular Weight：

99.09

Exact Mass：

99.09

BRN：

507793

EC Number：

228-095-6

NSC Number：

50565|34806|30480

HScode：

2933199090

Characteristics

PSA：

67.2

XLogP3：

-0.7

Appearance：

Yellow-beige to beige-brown Crystalline Powder

Density：

1.6±0.1 g/cm3

Melting Point：

214-215 °C (decomp)

Flash Point：

243.8±23.2 °C

Refractive Index：

1.741

Safety Information

Transport codes：

NONH for all modes of transport

wgk germany：

hazard class code：

36/37/38

safety instructions：

26-37/39

Marks：

Precautionary statement(s)：

P261-P305 + P351 + P338

Hazard Statements：

H315-H319-H335

GHS Classification：

|Warning|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 45 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

5-Amino-2,4-dihydro-3H-pyrazol-3-one Use and Manufacturing

Amino-substituted heterocyclic compound with moderate alanine racemase inhibitory activity.

Computed Properties

Molecular Weight:99.09
XLogP3:-1.4
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:2
Exact Mass:99.043261792
Monoisotopic Mass:99.043261792
Topological Polar Surface Area:67.5
Heavy Atom Count:7
Complexity:128
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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3-Amino-5-hydroxypyrazole

CAS No.: 6126-22-3

Content: 99.00%

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CAS No.: 6126-22-3

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Guide of 5-Amino-2,4-dihydro-3H-pyrazol-3-one

Description
Basic Attributes
Characteristics
Safety Information
Use and Manufacturing
Computed Properties
Recommended Suppliers
Latest News
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5-Amino-2,4-dihydro-3H-pyrazol-3-one

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