4，4’-Bis(2-sulfostyryl)biphenyl Disodium

Dangerous Goods

CAS number：27344-41-8 molecular formula：C28H20Na2O6S2

overview

Specs

numbering system

physicochemical properties

Safety information

Production methods and uses

MSDS

overview

compound introduction

Application： A fluorescent whitening agent used for household goods. The structure of a photodegradation product of 4,4'-Bis(2-sulfostyryl)biphenyl Na salt was determined to be 4-(4-Formylphenyl)stilbene-2'-sulfonic acid, which was biodegradable.

Specs

Chinese alias	4,4'-双(2-磺酸钠苯乙烯基)联苯 \| 联苯乙烯二苯基二磺酸二钠 \| 荧光增白剂 4BK \| 2,2'-[(1,1'-联苯)-4,4'-二基二-2,1-乙烯二基]双苯磺酸二钠盐 \| 荧光剂49
English alias	Sodium 2,2'-([1,1'-biphenyl]-4,4'-diylbis(ethene-2,1-diyl))dibenzenesulfonate \| 4,4'-Bis(2-sulfonatostyryl)biphenyl Disodium Salt \| Disodium 4,4'-Bis(2-sulfonatostyryl)biphenyl
CAS number	27344-41-8	molecular formula	C28H20Na2O6S2
molecular weight	562.56 g/mol	Exact mass	≥97%(HPLC)
PSA	131.000 Å²	logp	-

numbering system

No numbering system information yet

physicochemical properties

No physical and chemical property information yet

Safety information

pictogram：

GHS05 , GHS07

Signal word：

Danger

Hazard Statement：

H319: 引起严重眼睛刺激 H318: 造成严重的眼睛损伤

Statement of Preventive Measures：

P305+P351+P338: 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。 P280: 戴防护手套/穿防护服/戴防护眼罩/戴防护面具。 P264+P265: 处理后彻底洗手[和…]。不要触摸眼睛。 P305+P354+P338: 如果进入眼睛：立即用水冲洗几分钟。取下隐形眼镜（如果有的话），并且操作简单。继续冲洗。 P317: 寻求紧急医疗救助。 P337+P317: 如果眼睛刺激持续：寻求医疗帮助。