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CAS: 762-21-0
分子式: C8H10O4
分子量: 170.16
沸点: 107-110℃
熔点: 1-3℃
中文名称: 
乙酰基二羧酸二乙酯
丁炔二酸二乙酯
二乙基乙酰二碳酸酯
英文名称: 
diethyl acetylenedicarboxylate
but-2-ynedioic acid diethyl ester
Diethyl 2-butynedioate
Acetylenedicarboxylic acid diethyl ester
Butynedioic acid diethyl ester
推荐供应商
货号品牌产品名称规格包装、参考价格
D829897MACKLIN丁炔二酸二乙酯98%35元/5g;   128元/25g;   467元/100g;   2179元/500g;   咨询
储存:室温
状态:无色到黄色液体
A0089TCIDiethyl Acetylenedicarboxylate>96.0%(GC)390元/25ML;   咨询

基本信息

纯度/分析方法>96.0%(GC)
分子式/分子量C8H10O4 = 170.16
外观与形状(20℃)液体
储存温度0-10℃
应避免的情况光,加热
Reaxys-RN743166
PubChem物质ID87561786
SDBS (AIST Spectral DB)4713
MDL编号MFCD00009186

技术规格

AppearanceColorless to Light yellow clear liquid
Purity(GC)min. 96.0 %

物性(参考值)

熔点1 ℃
沸点115 ℃/18 mmHg
闪点94 ℃
比重1.07
折射率1.44

安全信息

图形或危害标志
信号词危险
危险性说明H314 : 造成严重皮肤灼伤和眼损伤。
防范说明P501 : 将内装物/容器送到批准的废物处理厂处理。
P264 : 作业后彻底清洗皮肤。
P280 : 戴防护手套/穿防护服/戴防护眼罩/戴防护面具。
P303 + P361 + P353 : 如皮肤(或头发)沾染:立即脱掉所有沾污的衣物。用水清洗皮肤/淋浴。
P301 + P330 + P331 : 如误吞咽:漱口。不要诱导呕吐。
P363 : 沾染的衣服清洗后方可重新使用。
P304 + P340 + P310 : 如误吸入:将人转移到空气新鲜处,保持呼吸舒适体位。立即呼叫急救中心/医生。
P305 + P351 + P338 + P310 : 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。立即呼叫急救中心/医生。
P405 : 存放处须加锁。

运输信息

UN编号UN1760
类别8
包装类别 III
监管条件代码(*)
565395J&KDiethyl Acetylenedicarboxylate97%498元/25G;   1509元/100G;   咨询

基本信息

分子式C8H10O4
分子量170.16
熔点1-3
沸点107-110
闪点94
密度1.063
折光率(n20D)1.4400 - 1.4440
MDL编码MFCD00009186
Beilstein743166
EINECS 编号212-095-8
存储条件Store at 2-8℃

安全信息

图形或危害标志
提示语Danger
危险说明H314
防范说明P280
P305+P351+P338
P310
UN号码3265
危险分类8
包装等级II
WGK3
TSCA
A11719Alfa AesarDiethyl Acetylenedicarboxylate96%1518元/25g;   5521元/100g;   23704元/500g;   咨询

应用
Diethyl acetylenedicarboxylate is used as a protein cross-linker. It is also used in the synthesis of 3,4,5-trisubstituted 2(5H)-furanone derivatives, highly functionalized thiazolidinone derivatives, novel cyclic peroxide glucosides and 4,11-dimesitylbisanthene, soluble bisanthene derivative, via Diels-Alder reaction.

备注
Store at 4?°C. Protect from heat. Store away from oxidizing agents. Incompatible with strong acids and strong bases.

基本信息

MDL
MFCD00009186

EINECS
212-095-8

分子式
CH3CH2O2CC≡CCO2CH2CH3

分子量
170.16

熔点
1-2°

沸点
108-110°/11mm

闪点
94°(201°F)

密度
1.067

折射率
1.4430

灵敏度
Light Sensitive. Ambient temperatures.

形态
Liquid

溶解性
Soluble in ethanol, ethyl ether, CCl4, Insoluble in water.

Beilstein
743166

GHS危害和防范说明

GHS符号

Hazard Statements
H314-H318
Causes severe skin burns and eye damage.Causes serious eye damage.

Precautionary Statements
P260h-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险等级
8

包装组
III

危险类别
34
Causes burns.

安全等级
26-36/37/39-45
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

欧盟危险品标志

TSCA

C29635Alfa AesarDiethyl Acetylenedicarboxylate97%1682元/25g;   4476元/100g;   咨询

基本信息

Ref#
29635

MDL
9186

分子式
C8 H10 O4

分子量
170.17

闪点
94

密度
1.06

安全信息

危险等级
8

包装组
III

159441Sigma-AldrichDiethyl Acetylenedicarboxylate95%357.53元/5 G;   1086.87元/25 G;   3779.96元/100 G;   咨询

产品说明

一般描述

丁炔二酸二乙酯是一种蛋白质交联剂。

应用

丁炔二酸二乙酯被用于合成:

  • 3,4,5-三取代2(5H)-呋喃酮衍生物
  • 高度官能化的噻唑烷酮衍生物
  • 新型环状过氧化物葡萄糖苷
  • 通过Diels-Alder反应合成4,11-dimesitylbisanthene,一种可溶性bisanthene衍生物

包装

5, 25, 100 g in glass bottle

基本信息

线性分子式C2H5OCOC≡CCOOC2H5
分子量170.16
Beilstein743166
EC 号212-095-8
MDL编号MFCD00009186
PubChem化学物质编号24849816
NACRESNA.22

产品性质

质量水平100
测定95%
形式liquid
折射率n20/D 1.443 (lit.)
bp107-110 ℃/11 mmHg (lit.)
密度1.063 g/mL at 25 ℃ (lit.)
储存温度2-8℃
SMILES stringCCOC(=O)C#CC(=O)OCC
InChI1S/C8H10O4/c1-3-11-7(9)5-6-8(10)12-4-2/h3-4H2,1-2H3
InChI keySTRNXFOUBFLVIN-UHFFFAOYSA-N

安全信息

象形图GHS05
警示用语:Danger
危险声明H314
预防措施声明P280 - P305 + P351 + P338 - P310
危险分类Skin Corr. 1B
储存分类代码8A - Combustible, corrosive hazardous materials
WGKWGK 3
闪点(F)201.2 °F - closed cup
闪点(C)94 ℃ - closed cup
个人防护装备Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
322154FluorochemDiethyl but-2-ynedioate95%308元/10g;   594元/25g;   2266元/100g;   咨询

基本信息

CAS Number762-21-0
MDL NumberMFCD00009186
Density1.063

安全信息

图形或危害标志
危险性说明 H314: Causes severe skin burns and eye damage.
防范说明 P260: Do not breathe .
P264: Wash hands thoroughly after handling.
P280: Wear .
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303 + P361 + P353: IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P310: Immediately call a POISON CENTER or doctor/physician.
P321: Specific treatment (see . on this label).
P363: Wash contaminated clothing before reuse.
P405: Store locked up.
P501: Dispose of contents/container to local regulations.
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