6-Hydroxy-2-naphthalenesulfonic Acid Sodium Salt is a coupling component used to prepare heterocyclic monoazo dyes.

CAS：135-76-2
中文别名：薛佛氏钠盐;6-羟基-2-萘磺酸钠盐;薛佛氏钠;6-羟基-2-萘磺酸钠水合物;薛佛氏钠盐水合物;薛佛氏盐;6-羟基-2-萘磺酸钠;
英文别名：6-hydroxy-naphthalenesulfonic acid sodium salt;SCHAEFFERS SALT (SODIUM);Sodium 2-Naphthol-6-sulfonate Hydrate;SODIUM 2-NAPHTHOL-6-SULFONATE;6-hydroxy-2-naphthalenesulfonic acid sodium salt;2-Naphthol-6-sulfonic Acid Sodium Salt Hydrate;2-NAPHTHOL-6-SULFONIC ACID SODIUM;SCHAEFFER ACID;Sodium 6-naphthol-2-sulfonate;Sodium 6-Hydroxy-2-naphthalenesulfonate Hydrate;sodium 6-hydroxy-2-naphthalenesulfonate;2-hydroxy-naphthalene-6-sulphonic acid sodium salt;Sodium 6-Hydroxynaphthalene-2-Sulfonate;sodium 2-hydroxy-6-naphthalenesulfonate;SCHAFFER\'S SALT;Sodium 6-hydroxynaph;Schaeffer\'s Acid Sodium Salt Hydrate;SCHAEFFER\'S ACID;2-naphthol-6-sulfonic acid,sodium salt;6-Hydroxy-2-naphthalenesulfonic Acid Sodium Salt Hydrate;Schaeffer\'s acid sodium salt;SCHAEFFER\'S SALT;
分子式：C10H7NaO4S
分子量：246.215
精确质量：245.996
Psa：85.81
Logp：2.5303

EINECS号：205-218-1
MDL号：MFCD00070488

密度：1.549g/cm3
熔点：>300°C(lit.)

安全说明：S26-S36-S36/37/39-S22
危险类别码：R20/21/22; R36/37/38
WGK Germany：3
海关编码：2908999090
危险品标志：Xn

用途
用作食用色素及染料中间体