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Acetaldehyde → 4-ethylamino-N-(2,1,3-benzothiadiazol-5-yl)-1-benzenesulfonamide

HRID 1624
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HRID 1624 반응식
[NH2:1][C:2]1[CH:7]=[CH:6][C:5]([S:8]([NH:11][C:12]2[CH:20]=[CH:19][C:15]3=[N:16][S:17][N:18]=[C:14]3[CH:13]=2)(=[O:10])=[O:9])=[CH:4][CH:3]=1.[CH:21](=O)[CH3:22].C([BH3-])#N.[Na+].Cl>CO.[Ti](Cl)(Cl)(Cl)Cl>[CH2:21]([NH:1][C:2]1[CH:7]=[CH:6][C:5]([S:8]([NH:11][C:12]2[CH:20]=[CH:19][C:15]3=[N:16][S:17][N:18]=[C:14]3[CH:13]=2)(=[O:10])=[O:9])=[CH:4][CH:3]=1)[CH3:22]
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참가 물질

7

반응물 4

HCID 177AcetaldehydeHCID 313Hydrochloric AcidHCID 5003444Sodium cyanoborohydrideHCID 196918994-amino-N-(2,1,3-benzothiadiazol-5-yl)-1-benzenesulfonamide

생성물 1

HCID 196919084-ethylamino-N-(2,1,3-benzothiadiazol-5-yl)-1-benzenesulfonamide

시약·촉매·용매 2

HCID 24193
Titanium Tetrachloride
촉매
HCID 887Methanol용매

실험 절차

A solution of 6 g of 4-amino-N-(2,1,3-benzothiadiazol-5-yl)-1-benzenesulfonamide and 0.5 g of titanium tetrachloride in 100 ml of methanol is treated with 1 ml of freshly distilled acetaldehyde. 4 g of sodium cyanoborohydride are then added thereto and the mixture is stirred for 30 hours. Cold half-concentrated hydrochloric acid is added thereto, the mixture is worked up in the customary manner and 4-ethylamino-N-(2,1,3-benzothiadiazol-5-yl)-1-benzenesulfonamide is obtained.

출처 및 근거

ORD 기록
ord-a7fa891adf0d455598641c30d6e12a91
출처 데이터셋
uspto-grants-1998_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05726194

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