-
Name
disodium 6-[(2,4-dimethyl-6-sulphonatophenyl)azo]-5-hydroxynaphthalene-1-sulphonate
- EINECS
- CAS No. 3257-28-1
- Density g/cm3
- Solubility
- Melting Point
- Formula C18H16 N2 O7 S2 . 2 Na
- Boiling Point °Cat760mmHg
- Molecular Weight 480.44
- Flash Point °C
- Transport Information
- Appearance
- Safety Low toxicity by intravenous route. When heated to decomposition it emits toxic vapors of NOx and SOx.
- Risk Codes
-
Molecular Structure
- Hazard Symbols
- Synonyms 1-Naphthalenesulfonicacid, 6-[(2,4-dimethyl-6-sulfophenyl)azo]-5-hydroxy-, disodium salt (9CI); C.I.Food Red 2 (7CI); C.I. Food Red 2, disodium salt (8CI); Scarlet GN SpeciallyPure (6CI); Acid Scarlet GNA; Acid Scarlet JN Extra Pure A; C.I. 14815; CilefaRed G; E 125; E 125 (dye); Eurocert Scarlet GN; Food Red 2; Food Red No. 2; LRed Z 3000; Salmon Red Geigy; Scarlet GN
- PSA 172.62000
- LogP 4.02380
C.I. Food Red 2, Disodium Salt Chemical Properties
Chemistry informtion about C.I. Food Red 2, Disodium Salt (CAS NO.3257-28-1) is:
IUPAC Name: Disodium (6z)-6-[(2,4-Dimethyl-6-Sulfonatophenyl)Hydrazinylidene]-5-Oxonaphthalene-1-Sulfonate
Synonyms: Disodium 6-[(2,4-Dimethyl-6-Sulphonatophenyl)Azo]-5-Hydroxynaphthalene-1-Sulphonate ; Ci 14815 ; Cifoodred2 ; Scarletgn ; 1-Naphthalenesulfonic Acid, 6-[(2,4-Dimethyl-6-Sulfophenyl)Azo]-5-Hydroxy-, Disodium Salt ; 5-Hydroxy-6-[(2,4-Dimethyl-6-Sodiosulfophenyl)Azo]Naphthalene-1-Sulfonic Acid Sodium Salt ; E-125 ; Scharlach Gn
Product Categories: Organics
MF: C18H14N2Na2O7S2
MW: 480.4225
EINECS: 221-856-3
Following is the molecular structure of C.I. Food Red 2, Disodium Salt (CAS NO.3257-28-1) is:
C.I. Food Red 2, Disodium Salt Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | oral | > 5gm/kg (5000mg/kg) | Annales Pharmaceutiques Francaises. Vol. 15, Pg. 402, 1957. | |
| rat | LD50 | intraperitoneal | > 2gm/kg (2000mg/kg) | Annales Pharmaceutiques Francaises. Vol. 15, Pg. 402, 1957. | |
| rat | LD50 | intravenous | 1gm/kg (1000mg/kg) | Annales Pharmaceutiques Francaises. Vol. 15, Pg. 402, 1957. |
C.I. Food Red 2, Disodium Salt Consensus Reports
Reported in EPA TSCA Inventory.
C.I. Food Red 2, Disodium Salt Safety Profile
Low toxicity by intravenous route. When heated to decomposition it emits toxic vapors of NOx and SOx.
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