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Maleamic acid

Maleamic acid structure

CAS No:
557-24-4
Formula:
C4H5NO3
Chemical Name:
Maleamic acid
Synonyms:
2-Butenoic acid,4-amino-4-oxo-,(2Z)-;Maleamic acid;2-Butenoic acid,4-amino-4-oxo-,(Z)-;(2Z)-4-Amino-4-oxo-2-butenoic acid;Maleic acid monoamide;Maleic monoamide;Maleamate;87135-90-8;2016842-20-7
Categories:
Pharmaceutical Intermediates > Bulk Drug Intermediates

Description

solid

Maleamic acid is a dicarboxylic acid monoamide of maleamic acid. It has a role as an Escherichia coli metabolite and a bacterial xenobiotic metabolite. It is a dicarboxylic acid monoamide and an alpha,beta-unsaturated monocarboxylic acid. It derives from a maleic acid. It is a conjugate acid of a maleamate.

Maleamic acid Basic Attributes

Molecular Weight：

115.09

Exact Mass：

115.09

EC Number：

209-163-4

UNII：

MJS1DTX3X1

NSC Number：

3246

HScode：

2924199090

Characteristics

PSA：

80.4

XLogP3：

-0.18720

Appearance：

solid

Density：

1.376g/cm3

Melting Point：

172.5 °C

Boiling Point：

408.6ºC at 760mmHg

Flash Point：

200.9ºC

Refractive Index：

1.528

Storage Conditions：

Keep tightly closed. Store in a cool dry place.

Safety Information

Transport codes：

NONH for all modes of transport

wgk germany：

hazard class code：

R36/37/38

safety instructions：

S26-S36

Marks：

Xi:Irritant;

Stability/Shelf Life：

Stable, but light sensitive. Incompatible with strong oxidizing agents.

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 39 companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

MeSH Entry Terms：

maleamic acid

Maleamic acid Use and Manufacturing

Intermediate in the preparation of a new conjugated agent for radioiodination of proteins.

Computed Properties

Molecular Weight:115.09
XLogP3:-1
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:2
Exact Mass:115.026943022
Monoisotopic Mass:115.026943022
Topological Polar Surface Area:80.4
Heavy Atom Count:8
Complexity:138
Defined Bond Stereocenter Count:1
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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CAS No.: 557-24-4

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(Z)-4-Amino-4-oxobut-2-enoic acid

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CAS No.: 557-24-4

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