grade
technical grade
Quality Level
assay
85%
mp
>300 °C (lit.)
functional group
sulfonic acid
SMILES string
Nc1ccc(\C=C\c2ccc(N)cc2S(O)(=O)=O)c(c1)S(O)(=O)=O
InChI
1S/C14H14N2O6S2/c15-11-5-3-9(13(7-11)23(17,18)19)1-2-10-4-6-12(16)8-14(10)24(20,21)22/h1-8H,15-16H2,(H,17,18,19)(H,20,21,22)/b2-1+
InChI key
REJHVSOVQBJEBF-OWOJBTEDSA-N
General description
4,4′-二氨基-2,2′-二苯乙烯二磺酸二钠盐可用于合成染料和光学增白剂或荧光增白剂。
K A Hostetler et al.
Journal of toxicology and environmental health, 48(2), 141-149 (1996-06-07)
4,4'-Diamino-2,2'-stilbene disulfonic acid (DAS), a key intermediate in the synthesis of dyes and fluorescent whitening agents, has been purported to have weak estrogenic properties based on apparent structural similarity with diethylstibestrol (DES) and unsubstantiated reports of male reproductive dysfunction in
Z Li et al.
Huan jing ke xue= Huanjing kexue, 22(6), 57-60 (2002-02-22)
H acid and DSD acid are two important substrate of dyes, which wastewater is treated more difficulty because of containing multi-component, with high chroma value and nonbiodegradability. A treatment way of this wastewater by extraction based on chemical association was
Ahmed Mohamed El-Toni et al.
Journal of colloid and interface science, 293(2), 449-454 (2005-07-19)
Organic ultraviolet (UV) rays absorbents have been used as sunscreen materials, but they may pose a safety problem when used at high concentration. In order to prevent direct contact of organic UV rays absorbent to the human skin, a typical
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 462268-100G | 04061832346380 |
