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What is Azure A
Azure A is an organic chloride salt having 3-amino-7-(dimethylamino)phenothiazin-5-ium as the counterion. It is used in making azure eosin stains for blood smear staining. It also has a role as a histological dye and a fluorochrome.
PRODUCT SPECIFICATIONS |
PRODUCT NAME |
Azure A |
IUPAC Name |
(7-aminophenothiazin-3-ylidene)-dimethylazanium;chloride |
SYNONYMS |
Giemsa stain; Dimethylthionine; N,N-Dimethylthionine; Azur A; 3-Amino-7-(dimethylamino)phenothiazin-5-ium chloride |
CAS No |
531-53-3 |
Molecular Formula |
C14H14ClN3S |
Molecular Weight |
291.8 g/mol |
Pubchem CID |
13735 |
Pubchem SID |
462770358 |
SR. No |
Criteria |
Limit/Specification |
1 |
Appearance |
Green to Very Dark Green Powder |
2 |
Solubility(Color) at 4mg Plus 4ml of Water |
Dark Blue to Very Dark Blue and Dark Purple to Very Dark Purple and Blue- Purple |
3 |
Infrared Spectrum |
Conforms to Structure |
4 |
Nitrogen |
10.0 - 14.4 % |
5 |
Dye Content |
≥ 70 % |
Uses
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Other Dyes and Biological Stains