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Metanilic Acid

CAS NO.： 121-47-1

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Product Detail

Properties

Metanilic Acid

English Name: Metanilic Acid

CAS No.: 121-47-1

Molecular formula: C6H7NO3S

Molecular weight: 173.19

EINECS No.: 204-473-6

Melting point: > 300 ° C (lit.)

Density: 1.69

Uses: used in the manufacture of azo dyes, sulfur dyes, acid dyes and vanillin

Properties

Metanilic acid is an isomer of sulfanilic acid with the sulfonic acid with molecular formula C 6H 7NO 3S and molecular weight 173.18968 g/mol. It is white powder that is slightly soluble in water.

CAS No.

121-47-1

Formula

C6H7NO3S

Molecular Mass

173.19000

Exact Mass

173.01500

PSA

88.77000

Logp

2.17750

IUPAC

3-aminobenzenesulfonic acid

Matter Classification

organic

Category

Melting Point

>300 °C(lit.)

Density

1.69

Appearance

White to grayish-beige. Powder

HS Code

29214200

UN No.

DG-Class

Risk Code

R20/21/22

Safety Label

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Metanilic Acid