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【结 构 式】

【分子编号】50710

【品名】(2-methylphenyl)[6-(methylsulfanyl)-2,3-dihydro-1H-inden-5-yl]methanone

【CA登记号】

【 分 子 式 】C18H18OS

【 分 子 量 】282.40632

【元素组成】C 76.56% H 6.42% O 5.67% S 11.35%

与该中间体有关的原料药合成路线共 1 条

合成路线1

该中间体在本合成路线中的序号:(III)

The required benzothiophenecarboxylic acid precursor (IV) was prepared by Friedel-Crafts acylation of 5-(methylthio)indan (I) with 2-methylbenzoyl chloride (II) followed by condensation of the resulting mercapto ketone (III) with hot chloroacetic acid. Curtius rearrangement of carboxylic acid (IV) using diphenylphosphoryl azide produced isocyanate (V), which was subsequently condensed with 2,6-diethylaniline (VI) to yield the title urea.

1 Nagamine, M.; Yamamoto, K.; Matsui, Y.; Horiuchi, K.; Yoshida, M. (Nihon Nohyaku Co., Ltd.); N-Heteroaryl-N'-phenylurea derivs., their production and use. CA 2116286; EP 0613894; JP 1994340647; US 5464863 .
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(I) 50709 2,3-dihydro-1H-inden-5-yl methyl sulfide; 5-(methylsulfanyl)indane C10H12S 详情 详情
(II) 14770 2-methylbenzoyl chloride; o-Toluoyl chloride 933-88-0 C8H7ClO 详情 详情
(III) 50710 (2-methylphenyl)[6-(methylsulfanyl)-2,3-dihydro-1H-inden-5-yl]methanone C18H18OS 详情 详情
(IV) 50711 3-(2-methylphenyl)-6,7-dihydro-5H-indeno[5,6-b]thiophene-2-carboxylic acid C19H16O2S 详情 详情
(V) 50712 3-(2-methylphenyl)-6,7-dihydro-5H-indeno[5,6-b]thiophen-2-yl isocyanate; 2-isocyanato-3-(2-methylphenyl)-6,7-dihydro-5H-indeno[5,6-b]thiophene C19H15NOS 详情 详情
(VI) 35058 2,6-diethylphenylamine; 2,6-diethylaniline 579-66-8 C10H15N 详情 详情
Extended Information