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Methylthioinosine

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Name

Methylthioinosine

EINECS 206-442-2
CAS No. 342-69-8 Density 1.85g/cm3
PSA 138.82000 LogP -0.84030
Solubility slight

Stability

    Incompatible with strong oxidizing agents.

Toxicology

    Irritant.

    Toxicity data
    (The meaning of any toxicological abbreviations which appear in t

Melting Point 166°C
Formula C11H14 N4 O4 S Boiling Point 636.3°Cat760mmHg
Molecular Weight 298.323 Flash Point 338.6°C
Transport Information N/A Appearance white powder
Safety Poison by intraperitoneal route. Experimental teratogenic effects. Questionable carcinogen with experimental tumorigenic data. Mutation data reported. When heated to decomposition it emits very toxic fumes of SOx and NOx. Risk Codes N/A
Molecular Structure Molecular Structure of 342-69-8 (6-METHYLMERCAPTOPURINE RIBOSIDE) Hazard Symbols N/A
Synonyms

9H-Purine,6-(methylthio)-9-b-D-ribofuranosyl-(6CI,7CI,8CI); 6-(Methylmercapto)-9-(b-D-ribofuranosyl)purine; 6-(Methylmercapto)purineribonucleoside; 6-(Methylthio)-9-b-D-ribofuranosyl-9H-purine; 6-(Methylthio)-9-b-D-ribofuranosylpurine; 6-(Methylthio)purineribonucleoside; 6-MMPR; 6-Methylmercaptopurine riboside; 6-Methylthioinosine;6-Methylthiopurine riboside; Methylthioinosine; NSC 40774; NSC 49555; SQ 21977;b-D-Ribosyl-6-methylthiopurine

Article Data 15

Methylthioinosine Chemical Properties

The IUPAC name of Methylthioinosine (CAS NO.342-69-8):
2-(Hydroxymethyl)-5-(6-methylsulfanylpurin-9-yl)oxolane-3,4-diol
Synonyms: Methylthioinosine ; 6-Methylmercaptopurine ribonucleoside ; 6-Methylmercaptopurine riboside ; 6-(Methylthio)-9-beta-d-ribofuranosylpurine ; 6-Methylthiopurine riboside ; 6-Mmpr ; 6-(Methylthio)-9-beta-d-ribofuranosyl-9h-purin ; 6-(Methylthio)-inosin
CAS: 342-69-8 
EINECS: 206-442-2
Molecular Formula: C11H14N4O4
Molecular Structure:

Formula Weight: 298.32 g/mol
Index of Refraction: 1.822 
Density: 1.85 g/cm3 
Flash Point: 338.6 °C 
Boiling Point: 636.3 °C at 760 mmHg
Appearance:White powder.
Air & Water Reactions Slightly soluble in water. 

Methylthioinosine Toxicity Data With Reference

The toxicity of Methylthioinosine (CAS NO.342-69-8): 

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD10 unreported 20mg/kg (20mg/kg)   Progress in Medical Chemistry. Vol. 7, Pg. 69, 1970.
mouse LD50 intraperitoneal 137mg/kg (137mg/kg)   National Cancer Institute Screening Program Data Summary, Developmental Therapeutics Program. Vol. JAN1986,
rat LD50 intraperitoneal 65mg/kg (65mg/kg)   Archives of Pathology. Vol. 86, Pg. 395, 1968.

Methylthioinosine Consensus Reports

NCI Carcinogenesis Studies (ipr); Equivocal Evidence: mouse CANCAR    Cancer. 40 (1977),1935. ; (ipr); No Evidence: rat CANCAR    Cancer. 40 (1977),1935. .

Methylthioinosine Safety Profile

The Safety Statements of Methylthioinosine (CAS NO.342-69-8):
S22:Do not breathe dust. S24/25:Avoid contact with skin and eyes.
Poison by intraperitoneal route. Experimental teratogenic effects. Questionable carcinogen with experimental tumorigenic data. Mutation data reported. When heated to decomposition it emits very toxic fumes of SOx and NOx.

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