The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 07, 1977
Filed:
Nov. 14, 1973
Hiroshi Tsuchiya, Ashiya, JA;
Kunio Mukai, Nishinomiya, JA;
Akio Kimura, Takarazuka, JA;
Hiroshi Taya, Minoo, JA;
Keimei Fujimoto, Kyoto, JA;
Toshiaki Ozaki, Toyonaka, JA;
Sigeo Yamamoto, Toyonaka, JA;
Taizo Ogawa, Minoo, JA;
Tadashi Ooishi, Minoo, JA;
Yositosi Okuno, Toyonaka, JA;
Sumitomo Chemical Company, Limited, Osaka, JA;
Abstract
Phosphorothiolates represented by the formula, ##STR1## wherein R is an alkyl; A is an alkyl, haloalkyl, alkenyl, alkinyl, alkylthioalkyl, phenylthioalkyl, phthalimidoalkyl or phenylalkyl; X is hydrogen, a halogen or an alkyl; and n is an integer of 1 to 5, are obtained by (1) reacting sodium or potassium hydrosulfide with a compound represented by the formula, ##STR2## WHEREIN R, X, and n have the same significances as mentioned above, to prepare a thiophosphate represented by the formula, ##STR3## wherein R, X and n have the same significances as mentioned above; and M is an alkali metal, and then (2) reacting said thiophosphate with a halide represented by the formula,