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CAS: 130-22-3
分子式: C14H7NaO7·H2O
分子量: 360.28
中文名称: 
茜素S
茜素红S
1,2-二羟基蒽醌-3-磺酸钠盐
酸性媒染茜素红
9,10-二氢-3,4-二羟基-9,10-二氧代-2-蒽磺酸单钠盐
茜素红
茜素磺酸钠
英文名称: 
abcol diamond red w
alizarin red 5
alizarinreds
3,4-Dihydroxy-9,10-dioxo-2-anthracenesulfonic acid sodium salt
Alizarin Red S sodium salt
3,4-Dihydroxy-9,10-dioxo-2-anthracenesulfonic acid,sodium salt
Alizarin red monohydrate;1,2-Dihydroxyanthraquinone-3-sulfonic acid;sodiuim salt;Sodium alizarin sulfonate;Alizarin red
2-Anthracenesulfonic acid,9,10-dihydro-3,4-dihydroxy-9,10-dioxo-,monosodium salt
Sodium 3,4-dihydroxy anthraqinone-2-sulfonate
Alizarin red
2-Anthracenesulfonic acid, 9,10-dihydro-3,4-dihydroxy-9,10-dioxo-, monosodium salt
9,10-dihydro-3,4-dihydroxy-9,10-dioxo-2-anthracenesulfonic aci monosodium s
9,10-dihydro-3,4-dihydroxy-9,10-dioxo-2-anthracenesulfonic acid monosodium sa
acid red alizarine
ahcoquinone red s
Sodium alizarin sulfonate
alizarin carmine (biological stain)
9,10-Dihydro-3,4-dihydroxy-9,10-dioxy-2-ant hracenesul-fonicac acid sodium salt
alizarin red s
Alizarin red(c.1.No.58005)
alizarin s
alizarine carmine indicator
alizarine red a
alizarine red as
alizarine red for wool
alizarine red indicator
alizarine red s (biological stain)
alizarine red s sodium salt
alizarine red sw
alizarine red sz
alizarine red w
alizarine red wa
alizarine red ws
alizarine s
alizarine s extra conc. a export
alizarine s extra pure a
alizarinrot-s
alizarinsulfonate
c.i. 58005
c.i. mordant red 3
calcochrome alizarine red sc
carnelio rubine lake
chrome red alizarine
diamond red w
ext d and c red no. 7
fenakrom red w
mitsui alizarine red s
oxanal fast red sw
sodium alizarin-3-sulfonate
sodium alizarinesulfonate
展开更多英文名称
性质描述: 橙黄色或黄棕色粉末。易溶于水,微溶于乙醇,不溶于苯和氯仿。1%水溶液pH2.15。
生产方法: 将茜素加入15%发烟硫酸,于105-110℃磺化,保温3h,冷却,倾入蒸馏水中,在60℃加氯化钠盐析,加热至70℃,放置过夜,过滤。用10%氯钠溶液洗涤后,将其溶于蒸馏水中,放置,过滤。用乙醇和盐酸(9:1)溶液浸泡结晶,不断搅拌,放置过夜,结晶在80℃以下干燥。提纯:将以法得到的茜素红用热水溶解,再加活性炭脱色,过滤,滤液边搅拌边加氨水,直至有少量结晶析出,再搅拌20min,放置过夜,过滤,产品在70-80℃干燥。
用途: 配成0.05-0.2%水溶液,作络合滴定指示剂和酸碱指示剂。
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