6- -2,4-dimethylphenol

DMMP was not mutagenic in Salmonella assays. An ACGIH threshold limit value (TLV) has not been established for dimethyl methylphosphonate. 

National Toxicology Program Toxicology and Carcinogenesis Studies of Dimethyl Methylphosphonate in F344/N Rats and B6C3F1 Mice, pp 1-64. NTP TR 323, NIH Pub 87-2579, 

Dunnick JK, Gupta BN, Harris MW, et al Reproductive toxicity of dimethyl methylphosphonate (DMMP) in the male Fischer 344 rat. Toxicol Appl Pharmacol 72 379-387, 1984 

Chapin RE, Dutton SL, Ross MD, et al Development of reproductive tract lesions in male F344 rats after treatment with dimethyl methylphosphonate. Exp Mol Pathol 41 126-140, 1984 

Dunnick JK, Eustis SL, Haseman JK Development of kidney tumors in the male F344/N rat after treatment with dimethyl methylphosphonate. Fundam Appl Toxicol 11 91-99, 

5 in H2O very soluble in alcohols, acetone, ether and other organic solvents 

More toxic and corrosive to skin and mucous membranes than cresols (monomethylphenols). Exposure limits (occupational) Germany 19(5) mg/m (ppm) 

Xylenol may be used as an active ingredient in preservatives and disinfectants, but is, however, no longer of practical importance in these applications. 

Microbicide group (substance class) Chemical name Chemical formula Structural formula 

Content i Boiling point/range °C (101 kPa) Melting point °C Density g/ml 

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Treatment of 3 5 dimethylphenol with dilute nitnc acid followed by steam distillation of the reaction mixture gave a compound A (CgH9N03 mp 66°C) in 36% yield The nonvolatile residue from the steam distillation gave a compound B (CsHpNOs mp 108°C) in 25% yield on extraction with chloroform Identify compounds A and B... 

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