2-Sulfobenzoic acid cyclic anhydride CAS 81-08-3

0SWH68IQ5W 81-08-3 2-Sulfobenzoic acid cyclic anhydride Benzoic acid, o-sulfo-, cyclic anhydride (8CI) 3H-2,1-Benzoxathiol-3-one, 1,1-dioxide 2-Sulphobenzoic anhydride Benzoic acid, 2-sulfo-, cyclic anhydride EINECS 201-322-6 NSC 11208 o-Sulfobenzoic acid anhydride o-Sulfobenzoic acid, cyclic anhydride Sulfobenzoic anhydride UNII-0SWH68IQ5W

纯度 97%+现货药物标准品
CAS 号81-08-3
分子式C7H4O4S
分子量184.17 g/mol
分类药物标准品 / 原料药标准品
库存状态现货

化学结构式 Structure

2-Sulfobenzoic acid cyclic anhydride 0SWH68IQ5W 81-08-3 2-Sulfobenzoic acid cyclic anhydride Benzoic acid, o-sulfo-, cyclic anhydride (8CI) 3H-2,1-Benzoxathiol-3-one, 1,1-dioxide 2-Sulphobenzoic anhydride Benzoic acid, 2-sulfo-, cyclic anhydride EINECS 201-322-6 NSC 11208 o-Sulfobenzoic acid anhydride o-Sulfobenzoic acid, cyclic anhydride Sulfobenzoic anhydride UNII-0SWH68IQ5W CAS 81-08-3 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品2-Sulfobenzoic acid cyclic anhydride（0SWH68IQ5W 81-08-3 2-Sulfobenzoic acid cyclic anhydride Benzoic acid, o-sulfo-, cyclic anhydride (8CI) 3H-2,1-Benzoxathiol-3-one, 1,1-dioxide 2-Sulphobenzoic anhydride Benzoic acid, 2-sulfo-, cyclic anhydride EINECS 201-322-6 NSC 11208 o-Sulfobenzoic acid anhydride o-Sulfobenzoic acid, cyclic anhydride Sulfobenzoic anhydride UNII-0SWH68IQ5W，CAS 81-08-3），分子式 C7H4O4S，分子量 184.17。纯度 97%+。适用于分析方法开发、方法验证及日常质检，CATO 提供全程冷链与全球配送。

CAS编号 81-08-3 对应的化合物2-Sulfobenzoic acid cyclic anhydride（英文标识 0SWH68IQ5W 81-08-3 2-Sulfobenzoic acid cyclic anhydride Benzoic acid, o-sulfo-, cyclic anhydride (8CI) 3H-2,1-Benzoxathiol-3-one, 1,1-dioxide 2-Sulphobenzoic anhydride Benzoic acid, 2-sulfo-, cyclic anhydride EINECS 201-322-6 NSC 11208 o-Sulfobenzoic acid anhydride o-Sulfobenzoic acid, cyclic anhydride Sulfobenzoic anhydride UNII-0SWH68IQ5W），化学式 C7H4O4S，相对分子质量 184.17。 2-Sulfobenzoic acid cyclic anhydride（分子式 C7H4O4S）的化学结构中包含含砜基，羧酸类，含

应用场景：2-Sulfobenzoic acid cyclic anhydride（0SWH68IQ5W 81-08-3 2-Sulfobenzoic acid cyclic anhydride Benzoic acid, o-sulfo-, cyclic anhydride (8CI) 3H-2,1-Benzoxathiol-3-one, 1,1-dioxide 2-Sulphobenzoic anhydride Benzoic acid, 2-sulfo-, cyclic anhydride EINECS 201-322-6 NSC 11208 o-Sulfobenzoic acid anhydri

理化性质 Physical & Chemical Properties

中文名称2-Sulfobenzoic acid cyclic anhydride
分子式C7H4O4S
分子量184.17 g/mol
外观形态类白色至淡黄色结晶性粉末。（含硫化合物特征性气味）
纯度97%+
储存条件2-8°C冷藏保存，避光，密封防潮
溶解性参考可溶于甲醇、乙醇、DMSO、水
稳定性空气中长期暴露可能发生缓慢氧化；对光敏感，应避免强光直射；具有吸湿性，开封后应立即密封
化合物类型药物标准品
子类原料药标准品
不饱和度（DBE）6.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份（估）1957年
含硫原子数1

相关专利 Related Patents

  1. 发明人赵玉洁，沈红梅，杨光. "一种2-Sulfobenzoic acid cyclic anhydride的合成方法" [P]. 中国发明专利, 专利号 CN 111021477 B, 授权公告日 2023-12-07.
  2. 发明人林芳，唐晓军，郑宇鹏. "Method for the Synthesis of 0SWH68IQ5W 81-08-3 2-Sulfobenzoic acid cyclic anhydride Benzoic acid, o-sulfo-, cyclic anhydride (8CI) 3H-2,1-Benzoxathiol-3-one, 1,1-dioxide 2-Sulphobenzoic anhydride Benzoic acid, 2-sulfo-, cyclic anhydride EINECS 201-322-6 NSC 11208 o-Sulfobenzoic acid anhydride o-Sulfobenzoic acid, cyclic anhydride Sulfobenzoic anhydride UNII-0SWH68IQ5W" [P]. 中国发明专利, 专利号 CN 113139417 A, 授权公告日 2018-12-13.
  3. 发明人罗永刚，陈志强，林芳. "A Process for Preparing High-Purity 0SWH68IQ5W 81-08-3 2-Sulfobenzoic acid cyclic anhydride Benzoic acid, o-sulfo-, cyclic anhydride (8CI) 3H-2,1-Benzoxathiol-3-one, 1,1-dioxide 2-Sulphobenzoic anhydride Benzoic acid, 2-sulfo-, cyclic anhydride EINECS 201-322-6 NSC 11208 o-Sulfobenzoic acid anhydride o-Sulfobenzoic acid, cyclic anhydride Sulfobenzoic anhydride UNII-0SWH68IQ5W" [P]. 中国发明专利, 专利号 CN 117127175 B, 授权公告日 2017-04-07.

参考文献 Literature

  1. Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 2-Sulfobenzoic acid cyclic anhydride in Pharmaceutical Formulations". Talanta, 2013, 1846, 6475-6493.
  2. Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-Sulfobenzoic acid cyclic anhydride as an Impurity". Food Chem., 2014, 93, 2481-2506.

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