홈MCP워크벤치Skills
홈워크벤치알림마이페이지
llms.txt · MCP 가이드개인정보처리방침 · 이용약관 · 지원v1.8.0
  1. 홈
  2. /반응

Tartrazine → 8-[3-(4-Nitro-2-sulfobenzamido)-p-toluamido]-1,3,5-naphthalenetrisulfonic acid

HRID 2052469
노트
인쇄 미리보기

반응식

HRID 2052469 반응식
[NH2:1][C:2]1[CH:3]=[C:4]([CH3:33])[CH:5]=[CH:6][C:7]=1[C:8]([NH:10][C:11]1[C:20]2[C:19]([S:21]([OH:24])(=[O:23])=[O:22])=[CH:18][C:17]([S:25]([OH:28])(=[O:27])=[O:26])=[CH:16][C:15]=2[C:14]([S:29]([OH:32])(=[O:31])=[O:30])=[CH:13][CH:12]=1)=[O:9].C1C(N=NC2C(=O)N(C3C=CC(S([O-])(=O)=O)=CC=3)N=C2C([O-])=O)=CC=C(S([O-])(=O)=O)C=1.[Na+].[Na+].[Na+].O.O.O.C([O-])(=O)C.[Na+].[N+](C1C=CC(C([O:85][C:86](=O)[C:87]2[CH:92]=[CH:91][C:90]([N+:93]([O-:95])=[O:94])=[CH:89][C:88]=2[S:96]([OH:99])(=[O:98])=[O:97])=O)=C(S(O)(=O)=O)C=1)([O-])=O>O>[N+:93]([C:90]1[CH:91]=[CH:92][C:87]([C:86]([NH:1][C:2]2[CH:3]=[C:4]([CH3:33])[CH:5]=[CH:6][C:7]=2[C:8]([NH:10][C:11]2[C:20]3[C:19]([S:21]([OH:24])(=[O:23])=[O:22])=[CH:18][C:17]([S:25]([OH:28])(=[O:26])=[O:27])=[CH:16][C:15]=3[C:14]([S:29]([OH:32])(=[O:31])=[O:30])=[CH:13][CH:12]=2)=[O:9])=[O:85])=[C:88]([S:96]([OH:99])(=[O:97])=[O:98])[CH:89]=1)([O-:95])=[O:94]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 164825TartrazineHCID 23665404Sodium Acetate TrihydrateHCID 570029234-Nitro-2-sulfobenzoic anhydrideHCID 570945898(3-Amino-p-toluamido)-1,3,5-naphthalenetrisulfonic acid

생성물 1

HCID 571629348-[3-(4-Nitro-2-sulfobenzamido)-p-toluamido]-1,3,5-naphthalenetrisulfonic acid수율 87.4%

시약·촉매·용매 1

HCID 962Water용매

실험 절차

To a stirred solution of 6.5 g of 8(3-amino-p-toluamido)-1,3,5-naphthalenetrisulfonic acid, trisodium salt (prepared in Example 1) and 2.4 g of sodium acetate trihydrate in 43.0 ml of water is added 3.07 g of 4-nitro-2-sulfobenzoic acid anhydride. The mixture is stirred for 30 minutes then is filtered. The filtrate is acidified with 0.98 ml of concentrated hydrochloric acid and evaporated in vacuo. The residue is dissolved in 20 ml of hot water which is added to 130 ml of absolute ethanol forming a gelatinous precipitate. The material is collected and washed with 80% aqueous ethanol, ethanol and ether and is dried to yield 4.2 g of 8-[3-(4-nitro-2-sulfobenzamido)-p-toluamido]-1,3,5-naphthalenetrisulfonic acid, tetrasodium salt.

후처리

  1. filtrationthen is filtered
  2. customevaporated in vacuo
  3. dissolutionThe residue is dissolved in 20 ml of hot water which
  4. additionis added to 130 ml of absolute ethanol forming a gelatinous precipitate
  5. customThe material is collected
  6. washwashed with 80% aqueous ethanol, ethanol and ether
  7. customis dried

출처 및 근거

ORD 기록
ord-a0859022a6804315b3fea7d064a0a53c
출처 데이터셋
uspto-grants-1980_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04185033

반응 노트

불러오는 중…

이 페이지에서참가 물질실험 절차후처리출처 및 근거반응 노트