Basic information Safety Supplier Related

C.I. Sulphur Blue 12

Basic information Safety Supplier Related

C.I. Sulphur Blue 12 Basic information

Product Name:
C.I. Sulphur Blue 12
Synonyms:
  • C.I. Sulphur Blue 12
  • C.I.Sulphur Blue 12:C.I.53800
  • Sulphur Blue 12
CAS:
1327-96-4
MF:
Unspecified
MW:
0
Mol File:
Mol File
More
Less

C.I. Sulphur Blue 12 Usage And Synthesis

Preparation

1,2,4-Trichloro-7-amino-3H-isophenoxazin-3-one and Sodium polysulfide ethanol solution heating, and in 80 ~ 81 ℃ under reflux 24 hours, in steamed out after ethanol, add salt precipitation, and washing brine precipitation. This oxazine is by 2,3,5,6-Tetrachlorocyclohexa-2,5 -diene-1,4-dione and 2-Amino-5-nitrophenol?condensation, then in 30 ~ 40 ℃ with Sodium hydroxide powder and insurance and reduction.

Properties and Applications

red light blue.

Standard Acid Resistance Alkali Resistance Light Fastness Fulling Persperation Fastness Soaping
Moderate Severe
ISO 3-4 4 4-5 3-4 2

C.I. Sulphur Blue 12Supplier