ACID RED 92 (18472-87-2),ACID RED 92 (18472-87-2) Manufacturers & Suppliers,Synthesis,MSDS

Basic information

Name:
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxy-, sodium salt (1:2)
Superlist Name:
Acid Red 92
CAS No.:
18472-87-2
Molecular Structure:
Formula:
C₂₀H₂Br₄Cl₄Na₂O₅
Molecular Weight:
829.64
Deleted CAS:
12777-84-3,157367-38-9,198831-99-1,37361-25-4,51374-31-3
Synonyms:
Fluorescein,2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-, disodium salt (8CI);Phloxin B(6CI);Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxy-, disodium salt(9CI);3427 Veri Pur Pink;Aizen Acid Phloxine PB;C.I.45410;C.I. Acid Red 92;Cyanosin;Cyanosin (acid dye);Cyanosin B;Cyanosine;D and C Red No. 28;C Red 28;C Red No. 28-38015;Daiwa Red 104WB;Daiwa Red45;DermaGlo DG-R 428;Disodium9-(3',4',5',6'-tetrachloro-o-carboxyphenyl)-6-hydroxy-6-hydroxy-2,4,5,7-tetrabromo-3-isoxanthone;Eosin blue;Eosin bluish;Eosine blue;Food RedNo. 104;Japan Red No. 104-1;Phloxine B;Phloxine B 38015;Phloxine P;Phyloxine B;Red 104;Triacid Floxine 2G;
EINECS:
242-355-6
Boiling Point:
747.3 °C at 760 mmHg
Flash Point:
405.8 °C
Appearance:
red-brown powder
Hazard Symbols:
Xi
Risk Codes:
36
Safety Description:
22-24/25-37/39-26 Details

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Chemistry

IUPAC: Disodium 2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate
CAS:18472-87-2
The Molecular formula of Acid red 92 (18472-87-2):C₂₀H₂Br₄Cl₄Na₂O₅
The Molecular Weight of Acid red 92 (18472-87-2):829.63
EINECS:242-355-6
Synonyms: 11969Red ; 2’,4’,5’,7’-Tetrabromo-4,5,6,7-tetrachloro-fluoresceidisodiumsalt ; 3427Veripurpink ; 6’-Dihydroxy--tetrachloro-3disodiumsalt ; Aizenacidphloxinepb ; C.i.acidred92 ; Cyanosin(aciddye) ; Cyanosinb
Boiling Point:747.3^oC at 760 mmHg
Flash Point:405.8^oC
Vapor pressure:1.85E-23 mmHg at 25^oC
Appearance:red to brown powder
Enthalpy of Vaporization:114.33 kJ/mol
Polarizability:10^-24cm³
Colour Index:45410
Stability:Stable. Incompatible with strong oxidizing agents.
Product Categories:Organics;Analytical Chemistry;Food Colors by Food Sanitation Law in Japan
Mol File:18472-87-2.mol

Toxicity Data With Reference

1.		mmo-omi 200 mg/L		MUREAV Mutation Research. 34 (1976),187.
2.		ivn-mus LD50:310 mg/kg		TXAPA9 Toxicology and Applied Pharmacology. 44 (1978),225.

Consensus Reports

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Safety Profile

Poison by intravenous route. An experimental teratogen. Other experimental reproductive effects. When heated to decomposition it emits very toxic fumes of Br⁻, Cl⁻, and Na₂O.

Safty informations about Acid red 92 (18472-87-2):
Hazard Codes:Xi
Risk Statements:36
36(Irritating to the eyes)
Safety Statements:22-24/25-37/39-26
22(Do not breathe dust)
24/25(Avoid contact with skin and eyes)
37/39(Wear suitable gloves and eye/face protection)
26(In case of contact with eyes, rinse immediately with plenty of water and seek medical advice)
WGK Germany:2
RTECS:LM5900000
HS Code:32041200

Specification

Acid red 92 (18472-87-2) is used as a biological stain. It is widely used in candy, cakes, sausage, sugar and biscuits in Japan. This compound should be stored in a tightly closed container and then stored in a cool, dry, well-ventilated area away from incompatible substances.