8,16-Pyranthrenediol, tribromo-, bis(hydrogen sulfate), disodium salt 속성
안전
8,16-Pyranthrenediol, tribromo-, bis(hydrogen sulfate), disodium salt C화학적 특성, 용도, 생산
제조 방법
(a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Orange 4 leuco ; (b) used in Pyridine metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate) processing C.I. Vat Orange 4. The above two kinds of circumstances are through with alkali, filter out the insoluble,, remove Pyridine and salting-out.
Properties and Applications
red light orange.
Standard
Ironing Fastness
Chlorine bleach
Light Fastness
Mercerized
Oxygen bleach
Soaping
Fading
Stain
ISO
4-5
5
6-7
4
4-5
5
5
AATCC
4-5
5
5-6
4
4-5
8,16-Pyranthrenediol, tribromo-, bis(hydrogen sulfate), disodium salt 준비 용품 및 원자재