Name: L(-)Camphor Sulfonic Acid

Alias: 1R-(-) -10-camphorsulfonic acid; (-) - Camphor - 10 - sulfonic acid; (1 r) - (-) - Camphor - 10 - sulfonic acid; (1 r) - Camphor - 10 - sulfonic acid

CAS no. : 35963-20-3

EINECS no. : 252-817-9

Sub-formula: C10H16O4S

Water: < 0.8%

Subarea: 232.3

Pure c: 99.0% or higher

Exterior: white or white - like crystalline powder

Sulfate: ≤ 0.2%

Weight loss after drying: < 1.0%

Burning residue: < 0.5%

Specific curl: -21° ~ -23°

Melting point: 193 ℃ to 202 ℃

Iron Ions: ≤10PPM

Solubility: insoluble in ether, slightly soluble in acetic acid and ethyl acetate, easily deliquescent in moist air.

Usage: pharmaceutical intermediate or isomer product split