Diethylenetriaminepentaacetic acid → DTPA dianhydride

HRID 41801

반응식

HRID 41801 반응식
[CH2:1]([N:12]([CH2:24][C:25]([OH:27])=[O:26])[CH2:13][CH2:14][N:15]([CH2:20][C:21]([OH:23])=O)[CH2:16][C:17]([OH:19])=[O:18])[CH2:2][N:3]([CH2:8][C:9]([OH:11])=[O:10])[CH2:4][C:5]([OH:7])=O.C(OC(=O)C)(=O)C>N1C=CC=CC=1>[CH2:20]1[N:15]([CH2:14][CH2:13][N:12]([CH2:24][C:25]([OH:27])=[O:26])[CH2:1][CH2:2][N:3]2[CH2:8][C:9](=[O:10])[O:11][C:5](=[O:7])[CH2:4]2)[CH2:16][C:17](=[O:19])[O:18][C:21]1=[O:23]

참가 물질

4

반응물 2

HCID 3053Diethylenetriaminepentaacetic acidHCID 7918Acetic Anhydride

생성물 1

HCID 100825DTPA dianhydride

시약·촉매·용매 1

HCID 1049Pyridine용매

실험 절차

1.08 gram of DTPA (2.7 mmol), 2 mL acetic anhydride and 1.3 mL pyridine were stirred for 48 hours at 60° C. and then the reaction mixture was filtered at room temperature. The solid product washed to be free of pyridine with acetic anhydride and then with diethyl ether, and is dried.

후처리

  1. filtrationthe reaction mixture was filtered at room temperature
  2. washThe solid product washed
  3. dry with materialwith diethyl ether, and is dried

출처 및 근거

ORD 기록
ord-c95a531273a7400eacd53b7c1e81426f
출처 데이터셋
uspto-grants-2013_09
특허 번호
US08532742B2

연결된 노트

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