Product Name

  • Name

    o-Tolyl biguanide

  • EINECS 202-268-6
  • CAS No. 93-69-6
  • Article Data7
  • CAS DataBase
  • Density 1.29 g/cm3
  • Solubility 2.75g/L at 30℃
  • Melting Point 143-145 °C(lit.)
  • Formula C9H13N5
  • Boiling Point 411.3 °C at 760 mmHg
  • Molecular Weight 191.236
  • Flash Point 202.6 °C
  • Transport Information
  • Appearance white powder
  • Safety 26-36
  • Risk Codes 22-36/37/38-41
  • Molecular Structure Molecular Structure of 93-69-6 (o-Tolyl biguanide)
  • Hazard Symbols HarmfulXn
  • Synonyms Biguanide,1-o-tolyl- (6CI,7CI,8CI);1-o-Tolylbiguanide;Accelerator1000;Aliant;Aradur 2844;Casamine OTB;Dimotol;Eponoc B;N-(2-Methylphenyl)imidodicarbonimidic diamide;NSC 164906;NSC 51980;NoccelerBG;Proventine 17;Sopanox;Vulkacit 1000;
  • PSA 97.78000
  • LogP 2.18840

o-Tolylbiguanide Chemical Properties

The Molecular Structure of o-Tolylbiguanide (CAS NO.93-69-6):

Empirical Formula: C9H13N5
Molecular Weight: 191.233 
IUPAC Name: 1-(diaminomethylidene)-2-(2-methylphenyl)guanidine   
Nominal Mass: 191 Da
Average Mass: 191.233 Da
Monoisotopic Mass: 191.117095 Da 
Index of Refraction: 1.638
Molar Refractivity: 53.13 cm3
Molar Volume: 147.8 cm3
Surface Tension: 53.8 dyne/cm
Density: 1.29 g/cm3
Flash Point: 202.6 °C
Enthalpy of Vaporization: 66.38 kJ/mol
Boiling Point: 411.3 °C at 760 mmHg
Vapour Pressure: 5.63E-07 mmHg at 25°C 
InChI
InChI=1/C9H13N5/c1-6-4-2-3-5-7(6)13-9(12)14-8(10)11/h2-5H,1H3,(H6,10,11,12,13,14)
Smiles
c1(c(cccc1)C)NC(NC(N)=N)=N 
Product Categories: Guanidines;Nitrogen Compounds;Organic Building Blocks 
Synonyms:  4-12-00-01764 (Beilstein Handbook Reference) ; BRN 0612193 ; EINECS 202-268-6 ; Eponoc B ; Nocceler BG ; Sopanox ; UNII-5T9Z06LCV4 ; Vulkacit 1000  

o-Tolylbiguanide Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 35mg/kg (35mg/kg) PERIPHERAL NERVE AND SENSATION: FASCICULATIONS

BEHAVIORAL: TREMOR

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD		 International Journal of Toxicology. Vol. 16(Suppl,
rat LD50 intraperitoneal 100mg/kg (100mg/kg) PERIPHERAL NERVE AND SENSATION: FASCICULATIONS

BEHAVIORAL: TREMOR

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD		 International Journal of Toxicology. Vol. 16(Suppl,
rat LD50 oral 800mg/kg (800mg/kg)   International Polymer Science and Technology. Vol. 3, Pg. 93, 1976.


Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of NOx.

o-Tolylbiguanide Consensus Reports

Reported in EPA TSCA Inventory.

o-Tolylbiguanide Safety Profile

Hazard Codes: HarmfulXn
Risk Statements: 22-36/37/38-41 
R22: Harmful if swallowed
R36/37/38: Irritating to eyes, respiratory system and skin
R41: Risk of serious damage to the eyes
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36: Wear suitable protective clothing
WGK Germany: 1
RTECS: DU2800000

o-Tolylbiguanide Specification

 o-Tolylbiguanide (CAS NO.93-69-6) is also called as 1-o-tolylbiguanide ; 2-Tolylbiguanide ; Imidodicarbonimidic diamide, N-(2-methylphenyl)- ; N-(2-Methylphenyl)imidodicarbonimidic diamide ; o-Tolyl biguanide ; Aliant ; N-(2-Methylphenyl)imidodicarbonimidic diamide ; o-Tolyldiguanide ; Biguanide, 1-o-tolyl- .

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