Safranin
IUPAC: 3,7-dimethyl-10-phenylphenazin-10-ium-2,8-diamine chloride
| Formula / Notation | C20H19ClN4 |
|---|---|
| CAS Number | 477-73-6 |
| Molecular Weight | 350.8 |
| Appearance | Dark brown solid; [MSDSonline] |
| Also Known As | 3,7-dimethyl-10-phenylphenazin-10-ium-2,8-diamine chloride; 477-73-6; BASIC RED 2; Safranine O; Safranine T; Safranin T; Gossypimine; C.I. Basic Red 2; Safranine; Safranine Zh |
| Category | Indicators |
What is Safranin?
Safranin O is an organic chloride salt having 3,7-diamino-2,8-dimethyl-5-phenylphenazin-5-ium as the counterion. It is commonly used for staining Gram negative bacteria. It has a role as a fluorochrome and a histological dye. It contains a 3,7-diamino-2,8-dimethyl-5-phenylphenazin-5-ium.
Formula & Notation
IUPAC Name: 3,7-dimethyl-10-phenylphenazin-10-ium-2,8-diamine chloride
Other Names / Synonyms: 3,7-dimethyl-10-phenylphenazin-10-ium-2,8-diamine chloride; 477-73-6; BASIC RED 2; Safranine O; Safranine T; Safranin T; Gossypimine; C.I. Basic Red 2; Safranine; Safranine Zh
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Molecular Weight | 350.8 |
| Appearance | Dark brown solid; [MSDSonline] |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Safranin O is an organic chloride salt having 3,7-diamino-2,8-dimethyl-5-phenylphenazin-5-ium as the counterion. It is commonly used for staining Gram negative bacteria. It has a role as a fluorochrome and a histological dye. It contains a 3,7-diamino-2,8-dimethyl-5-phenylphenazin-5-ium.
Used as a pH indicator in acid-base titrations, analytical chemistry, and chemical education demonstrations.
May be irritant or toxic in concentrated form. Handle with care. Consult SDS before use.
The formula or notation for Safranin is: C20H19ClN4