Product Name

  • Name

    3,5-DIIODO-4-HYDROXYBENZOIC ACID

  • EINECS
  • CAS No. 618-76-8
  • Article Data21
  • CAS DataBase
  • Density 2.697g/cm3
  • Solubility
  • Melting Point 275°C (dec.)
  • Formula C7H4 I2 O3
  • Boiling Point 346.4°C at 760 mmHg
  • Molecular Weight 389.916
  • Flash Point 163.3°C
  • Transport Information
  • Appearance
  • Safety Moderately toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits toxic vapors of I.
  • Risk Codes R36/37/38;
  • Molecular Structure Molecular Structure of 618-76-8 (3,5-DIIODO-4-HYDROXYBENZOIC ACID)
  • Hazard Symbols R36/37/38:Irritating to eyes, respiratory system and skin.;
  • Synonyms 3,5-Diiodo-4-hydroxybenzoicacid; 4-Hydroxy-3,5-diiodobenzoic acid; Ioxynil acid; M and B 10903; NSC 1497
  • PSA 57.53000
  • LogP 2.29960

3,5-Diiodo-4-Hydroxybenzoic Acid Chemical Properties

Chemistry informtion about 3,5-Diiodo-4-Hydroxybenzoic Acid (CAS NO.618-76-8) is:
IUPAC Name: 4-Hydroxy-3,5-Diiodobenzoic Acid
Synonyms: Rarechem Al Bo 0345 ; 3,5-Diiodo-4-Hydroxy-Benzoicaci ; 4-Hydroxy-3,5-Diiodo-Benzoicaci ; Ioxynilacid ; Mandb10903 ; 3,5-Diiodo-4-Hydroxybenzoic Acid ; 4-Hydroxy-3,5-Diiodobenzoic Acid ; Labotest-Bb Lt00080397
Product Categories: Aromatic Carboxylic Acids , Amides , Anilides , Anhydrides & Salts 
MF: C7H4I2O3
MW: 389.91
EINECS: 210-562-0 
Density: 2.697 g/cm3 
Melting Point: 275°C (dec.)
Flash Point: 163.3 °C
Boiling Point: 346.4 °C at 760 mmHg
Vapour Pressure: 2.19E-05 mmHg at 25°C 
Enthalpy of Vaporization: 62.32 kJ/mol
Sensitive: Light Sensitive
BRN: 2212145 
Following is the molecular structure of 3,5-Diiodo-4-Hydroxybenzoic Acid (CAS NO.618-76-8) is:

3,5-Diiodo-4-Hydroxybenzoic Acid Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1gm/kg (1000mg/kg) behavioral: altered sleep time (including change in righting reflex) behavioral: changes in motor activity (specific assay) Journal of Medicinal and Pharmaceutical Chemistry. Vol. 2, Pg. 213, 1960.
mouse LD50 intravenous 750mg/kg (750mg/kg)   Journal of Organic Chemistry. Vol. 22, Pg. 1686, 1957.
mouse LD50 oral 4gm/kg (4000mg/kg)   Journal of the American Pharmaceutical Association, Scientific Edition. Vol. 43, Pg. 495, 1954.
rat LD oral > 500mg/kg (500mg/kg)   National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 20, 1953.

3,5-Diiodo-4-Hydroxybenzoic Acid Consensus Reports

Reported in EPA TSCA Inventory.

3,5-Diiodo-4-Hydroxybenzoic Acid Safety Profile

Moderately toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits toxic vapors of I
Hazard Codes:
Risk Statements:
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements:
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.

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