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HRID 838827作成日：2026年10月27日

2,5-Bis(methylamino)-1,3,4-thiadiazole → 2,5-Bis(ethylamino)-1,3,4-oxadiazole

https://huagongshe.com/reaction/838827

反応式

関与物質

役割名称HCID仕込み量
反応物2,5-Bis(methylamino)-1,3,4-thiadiazoleHCID 588929—
反応物N-(2-ethoxyethyl)-N'-(2-methoxyethyl)-1,3,4-thiadiazole-2,5-diamineHCID 20324755—
反応物N-(2-methoxyethyl)-N'-phenyl-1,3,4-thiadiazole-2,5-diamineHCID 20324756—
反応物N-(2-ethoxyethyl)-N'-methyl-1,3,4-thiadiazole-2,5-diamineHCID 20324759—
反応物N~2~,N~5~-Bis(2-methoxyethyl)-1,3,4-thiadiazole-2,5-diamineHCID 20324761—
反応物N-(2-methoxyethyl)-N'-(4-methoxyphenyl)-1,3,4-thiadiazole-2,5-diamineHCID 20324764—
触媒Silver ChlorideHCID 24561—
生成物2,5-Bis(ethylamino)-1,3,4-oxadiazoleHCID 21331377—

反応手順

The photographic element of claim 10 comprising a silver chloride emulsion layer incorporating a silver halide developing agent which is 2,5-bis-(methylamino)-1,3,4-thiadiazole; 2-methylamino-5-ethylamino-1,3,4,thiadiazole; 2-(2-ethoxyethylamino)-5-methylamino-1,3,4-thiadiazole; 2,5-bis(2-methoxyethylamino)-1,3,4-thiadiazole; 2-(2-ethoxyethylamino)-5-(2-methoxyethylamino)-1,3,4-thiadiazole; 2-(2-methoxyethylamino)-5-phenylamino-1,3,4-thiadiazole; 2-(p-methoxyphenylamino)-5-(2-methoxyethylamino)-1,3,4-thiadiazole; or

情報源と証拠

DOI10.6084/m9.figshare.5104873.v1
特許番号US04093462
出典データセットuspto-grants-1978_06
ORD IDord-4f21a003f6c94bb8bdfb7da50bf5ad6b
出典メモuspto-grants-1978_06