SODIUM 1-ACETYLINDOLINE-2-SULFONATE synthesis
- Product Name:SODIUM 1-ACETYLINDOLINE-2-SULFONATE
- CAS Number:26807-69-2
- Molecular formula:C10H10NNaO4S
- Molecular Weight:263.25
Yield: 90%
Reaction Conditions:
at 70 - 90; for 2.5 h;Inert atmosphere;
Steps:
2 Example 2 Synthesis of N-acetyl-indololine-2-sulfonic acid sodium salt
47g of indolin-2-sulfonic acid sodium salt was added to 450mL of acetic anhydride and mechanically stirred;After heating to 70 ° C for 2h under nitrogen protection, the temperature was raised to 90 ° C and stirred for 0.5h;After cooling to 25 ° C, filtering, washing with 80 mL of ethyl acetate,51 g of N-acetyl-indololine-2-sulfonic acid sodium salt as a white solid was dried under vacuum,Yield: 90%, purity: 95%.
References:
Suzhou Hande Chuanghong Biochemical Technology Co., Ltd.;Mao Zhongping;Ma Dongxu;Jiang Xiangsheng CN110396059, 2019, A Location in patent:Paragraph 0045-0047
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