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Dimethyl acetylenedicarboxylate

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Formula: C6H6O4
CAS: 762-42-5
search Element: acetylenedicarboxylate dimethyl
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Identification

Structural Formula
Dimethyl acetylenedicarboxylate
CAS:
762-42-5
EINECS:
212-098-4
Molecular Formula:
C6H6O4
MDL:
MFCD00008456
SMILES:
COC(=O)C#CC(=O)OC
Synonym:
di(carbomethoxy)acetylene ; dimethyl butyne-1,4-dioate ; bis(carbomethoxy)acetylene ; dimethyl butynedioate ; dimethylethynedicarboxylate ; dimethyl but-2-yndioate ; dimethyl acetylenedi ; acetylenedicarboxylate ; dmad ; dimethyl 2-butynedioate




Suppliers

Shandong Minglang Chemical Co., Ltd
SMC21708680
+
Lori Industry Co., Ltd
LI13644092
+
Unilong Industry Co.,Ltd
UIC14885952
+
Wuhan PharmChem Co., LTD.
WP15504650
+
Hangzhou Cherry Pharmaceutical Technology Co., Ltd.
HCPT316215810
+
Shanghai Worldyang Chemical Co., Ltd.
SWC22949176
+
Xiamen Equation Chemical Co.,Ltd
XECC19849920
+
Hangzhou Zhongqi Chem Co., Ltd
HZC18607440
+
Sancai Industry Co.,Ltd.
SIC14885952
+
Quzhou Rundong Chemical Co., Ltd.
QRC20468184
+
Synthon-Chemicals GmbH & Co. KG
ST02055
+
Merck Schuchardt OHG
MSO12404960
Finetech Industry Limited
FIL15506200
+
Carbone Scientific Co., Ltd.
CS17365208
+
Hefei Hirisun Pharmatech Co., Ltd
HR130363
+
AK Scientific, Inc.
AS11783534
+
DSL Chemicals (Shanghai) Co., Ltd.
C012419
Simagchem Corporation
SC13023906
+
Xingrui Industry Co., Limited
XIL17987192
+
Zehao Industry Co., Ltd.
ZI14884464
+
Leap Chem Co., Ltd
LC11163348
+
Santa Cruz Biotechnology, Inc.
239767
Dayang Chem (Hangzhou) Co.,Ltd.
DC19227688
+
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Prices & Availability




Data is processed


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Properties for Dimethyl acetylenedicarboxylate

Molecular Weight:
142.11 g·mol−1
Density:
1.156 g/mL at 25 °C(lit.)
Melting point:
-18 °C
Boiling point:
95-98 °C19 mm Hg(lit.)
Flash point:
187 ºF
Physical Description:
clear colorless to light yellow liquid
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Hazard Statements

GHS05

GHS05
Corrosive
  • Corrosive to metals, category 1
GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
    • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R22 - Harmful if swallowed
R34 - Causes burns
Safety Codes:
S23 - Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer)
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S27 - Take off immediately all contaminated clothing
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
S45 - In case of accident or if you feel unwell seek medical advice immediately (show the label where possible)
Hazard Classes:
8
Hazard Symbols:
C
Hazard symbol C
RID/ADR certification :
UN 3265 8 / PG 2
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Alternative Distributors of [Dimethyl acetylenedicarboxylate]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Davos Chemical Corp. | Spectrum Chemical Mfg. Corp. | Advance Scientific & Chemical, Inc. | Rongkang Industry Co.,Ltd - (NSTU Chemicals Hanggzhou Co.,) | China Risesun Group Co., Ltd. | ABCR GmbH & Co. KG | TCI Europe NV | ChengDu KaiXin Technology Development Co., Ltd. | Bona Chemical Co., Limited | Suzhou Rovathin Pharmatech Co., Ltd | Ruiyi Medical Co., Ltd. | Bichem Lab Co., Ltd. | Shanghai Hanhong Chemical Co., Ltd. | AOKBIO Co., Ltd. | Jinan Great Chemical Co., Ltd. | 3Way Pharm Inc. | East Chemical Industry Co., Ltd. | Zhejiang Kaili Industrial Co., Ltd. | Watson International Ltd | Yongyi Chemicals Group Co., Ltd. | BOC Sciences | Jinan Haohua Industry Co., Ltd. | Finetech Industry Limited | Suzhou Vosun Chemical Co.,Ltd. | Pfaltz & Bauer, Inc. | Xiamen Hisunny Chemical Co., Ltd. | Shanghai Massive Chemical Technology Co., Ltd. | Agilebiochem Co., Ltd | Gihi Chemicals Co., Limited

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