522-75-8|Benzo[b]thiophen-3(2H)-one,2-(3-oxobenzo[b]thien-2(3H)-ylidene)-Products Supply

Benzo[b]thiophen-3(2H)-one,2-(3-oxobenzo[b]thien-2(3H)-ylidene)- cas no:522-75-8

Synonyms: Thioindigo(6CI);[D2,2'(3H,3'H)-Bibenzo[b]thiophene]-3,3'-dione(7CI,8CI);Antinolo Red B;C.I. 73300;C.I. Disperse Red 364;C.I. Solvent Red242;C.I. Vat Red 41;Ciba Pink B;Disperse Red 364;Durindone Printing Red B;Durindone Red B;Durindone Red BP;Helindon Red BB;Isothioindigo;Kenawax Fluorescent Red 3BYP;Plast Red D 54;SamaronBrilliant Pink 5B;Solvent Red 242;Thioindigo Red B;Thioindigo red C;Tyrian Red A 5B;Vat Red 5B;

Identification

NameBenzo[b]thiophen-3(2H)-one,2-(3-oxobenzo[b]thien-2(3H)-ylidene)-
CAS522-75-8
SynonymsThioindigo(6CI);[D2,2'(3H,3'H)-Bibenzo[b]thiophene]-3,3'-dione(7CI,8CI);Antinolo Red B;C.I. 73300;C.I. Disperse Red 364;C.I. Solvent Red242;C.I. Vat Red 41;Ciba Pink B;Disperse Red 364;Durindone Printing Red B;Durindone Red B;Durindone Red BP;Helindon Red BB;Isothioindigo;Kenawax Fluorescent Red 3BYP;Plast Red D 54;SamaronBrilliant Pink 5B;Solvent Red 242;Thioindigo Red B;Thioindigo red C;Tyrian Red A 5B;Vat Red 5B;
EINECS(EC#)208-336-1
Molecular FormulaC₁₆H₈O₂S₂
Molecular Weight296.36

Chemical Properties

refractive index1.797

Safety Data

Risk R36/37/38
Safety

Mildly toxic by intraperitoneal route. When heated to decomposition it emits toxic vapors of SO_x.
Safety information of 4,4'-Diisothioindigo (522-75-8):
Risk Statements
36/37/38 Irritating to eyes, respiratory system and skin
Safety Statements
26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36 Wear suitable protective clothing
RTECS DT4330000

Toxicity

ipr-rat LD50:4170 mg/kg

GISAAA Gigiena i Sanitariya. 50 (8)(1985),91.

supplier list

ORICHEM INTERNATIONAL LTD.: Tel:86-0571-85270505; Address: FLAT E,16/F,1 HUAZHE PLAZA,HANGZHOU,

HANGZHOU SHINYANG SAMWOO FINE CHEMICAL CO.,LTD.: Tel:+86-571-88226531,88226518,88226608; Address: RM2-1703,JINGHUYUAN,415 TIYUCHANAG ROAD, Hangzhou, Zhejiang, China

Dragon Chemical Group Co.,China: Tel:; Address: 10/Fl., Jinjiang Building, 111 South Hushu Rd., Hangzhou, China

Suzhou Sunway Dyes & Chemicals Co., Ltd.: Tel:; Address: No.18 Nanhu road, Wuzhong Dist., Suzhou, China.

China Wellton Chemical: Tel:; Address: 21/F,Modern Building,No.319,Zhongshan Nan Road,Nanjing

Kelco Chemicals Co.,Ltd.: Tel:; Address: Rm 601, Tianshan Manshion, No. 30, Tian Shan Road,Shanghai, 200336, China.

Ningbo Everlop Import & Export Co., Ltd: Tel:; Address: Room1203, NO.21 Hualou Lane, Prime Center Haishu District, Ningbo, China.

Kunshan Huaxu Fine Chemical Co.,Ltd.: Tel:; Address: No. 190, Kunbei Road, Kunshan, China

Hangzhou J&H Chemical Co., Ltd: Tel:86-571-87396430; Address: No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China

AFINE CHEMICALS LIMITED: Tel:86-571-85232161; Address: 6th Floor, Block C, 7th Building, Xigang Xinjie, Xihu Industrial Park, Sandun Town, Hangzhou, China

Wuhan jindi shengyuan chemical co.,ltd: Tel:4000271281; Address: Green New Capital,Spring Festival Village ,Houhu Village,Jiangan District,Wuhan China

Shenyang Meiyao Chemical Co., Ltd.,: Tel:86-18940077289; Address: No.78 South Huanghe Street,Shenyang,Liaoning,China.

Winchem Industrial Co. Ltd.: Tel:86-574-83851061 86-574-87083208; Address: Room 905, No.3 Building,East Business Center, 456 Xingning Road, Ningbo City,China

Taixing Caizhiyuan Chemical Co.,Ltd.: Tel:+86-523-7671033; Address: Zhonggang Rd.,Taixing chemical development zone, Jiangsu province, China

Taizhou Yijia Chemical Co.,Ltd: Tel:+86-576-82938878; Address: No.353-58 XinAn West Road, LuQiao, TaiZhou, ZheJiang, China

Benzo[b]thiophen-3(2H)-one,2-(3-oxobenzo[b]thien-2(3H)-ylidene)- cas no:522-75-8

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