| PATENT ASSIGNEE'S COUNTRY | Japan |
| UPDATE | 08.99 |
| PATENT ASSIGNEE | Mitsubishi Gas Chemical (Tokyo) |
| PATENT CLAIMS |
Production of an alkyloxybiphenylcarboxylic acid chloride of formula - R-O-(C6H4)2-COCl; R = linear alkyl as an intermediate for liquid crystal compd which comprises - Reacting Me-O-(C6H4)2-COOH with purified thionyl chloride which does not contain sulfuryl chloride |
| PATENT PHOTOCOPY | Available on request |
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