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Acetylenedicarboxylic acid cas no:142-45-0

Synonyms: Butynedioic acid; Acetaylenedicarboxylic Acid

Identification
NameAcetylenedicarboxylic acid
CAS142-45-0
SynonymsButynedioic acid; Acetaylenedicarboxylic Acid
EINECS(EC#)205-536-0
Molecular FormulaC4H2O4
Molecular Weight114.06
Chemical Properties
Appearancecream coloured to beige crystalline powder
storage temp2-8°C
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass6.1
Safety Data

Hazard T:Toxic;Xi:Irritant;
Risk R25;R36/37/38
Safety

Hazard Codes: ToxicT, IrritantXi
Risk Statements: 25-36/37/38 
R25 :Toxic if swallowed. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-45-37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S37/39:Wear suitable gloves and eye/face protection.
RIDADR: UN 2811 6.1/PG 3
WGK Germany: 3
HazardClass: 6.1
PackingGroup: II
HS Code: 29171990


HS Code 29171990

supplier list

Changzhou Zirui Chemical Co.,Ltd.
Tel:
Address: Xinhuaqiao, Zhouqu Town, Changzhou, Jiangsu Province
Shanghai Record Pharmaceuticals Limited Company (...
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Address: No. 799, Dunhuang Rd., Shanghai, China
LangFang Hawk Technology & Development Co,Ltd.
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Address: TsingHua Science Park,Economic Devp.Zone LangFang Hebei China
Suven pharmaceutical ltd
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Address: Serene Chambers,Road # 7, Banjara Hills,Hyderabad-500 034, A.P., INDIA
Pharmabl Ltd.
Tel:+86-(512)-5818-9390
Address: Guomao Nong, Zhangjiagang, Jiangsu 215600,
Suven Life Sciences Ltd.
Tel:+91-(40)-23541142, 23543311
Address: Serene Chambers, Road No. 7, Banjara Hills, Hyderabad, Andhra Pradesh 500034,
Monomer-Polymer & Dajac Labs, Inc.
Tel:+1-(215)-364-1155
Address: 1675 Bustleton Pike, Feasterville, Pennsylvania 19053,
Pfaltz & Bauer
Tel:+1-(203)-574-0075
Address: 172 E Aurora St., Waterbury, Connecticut 06708,
Chemner Pharma
Tel:+86-(23)-62482345
Address: 668# International Exhibtion and Conference Center, Chongqing, Sichuan 400060,
Trust & We Co., Ltd.
Tel:86-21-61551611
Address: 601, No. 1, 2277 Nong, Zu Chongzhi Road, Zhangjiang Hightech. Park, Pudong, Shanghai, China.
Conier Chem & Pharma Co.,Ltd.
Tel:+86-(23)-62922305
Address: 24 South Section 1, Yihuan Road, Chengdu, Sichuan 610065,
Shanghai Xunxin Chemical Co., Ltd
Tel:+86-(21)-38218795
Address: 580 Lane, Kanghong Road, Pudong New District, Shanghai 201315,
Wuhan Sunrise Technology Development Limited
Tel:+86-(27)-8331-4682
Address: Floor 5, Wunan Road No.15, Haixia Investment Zone, Wujiashan, Wuhan, Hubei 430014,
Changzhou Qihua Chemical Co., Ltd.
Tel:+86-(519)-8331-0780
Address:
Zhangjiagang Luben Chemical Co., Ltd.
Tel:+86-(512)-5817-7964
Address: No.66-68 Zhonggang Rd,Jingang Town, Zhangjiagang, Jiangsu,

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