Azur A , Synonyms- 3-Amino-7-(dimethylamino)phenothizin-5-ium chloride; 7 (Dimethylamino)-3-amino-3H-phenothiozine hydrochloride, C.I.No. 52005, CAS No. 531-53-3, MSDS, Stains and Indicators Manufacturer, Exporter, Supplier, Mumbai, India| Unisource Chemicals Pvt. Ltd.

Specification

Product Name

AZUR A

Synonyms

3-Amino-7-(dimethylamino)phenothizin-5-ium chloride; 7-
(Dimethylamino)-3-amino-3H-phenothiozine hydrochloride

C.I. NO.

52005

CAS NO.

531-53-3

Molecular Formula

C₁₄H₁₄C₁N₃S

Molecular Weight

291.80

Appearance

Dark Green Crystalline Powder

Structure

Tests

Limits

Assay

- 70 – 80 %

Solubility (0.1% aq.)

- Clear blue solution

Loss on drying at 110 Deg.C (1 hour)

- < 8.0%

Absorptivity 1%/1cm, At Lambda max. 633.0 nm

> 1120

Melting Point

290 deg. C (dec.)

REVISED: 1-1-2012