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CAS: 1918-77-0
分子式: C6H6O2S
分子量: 142.18
沸点: 160℃(22
熔点: 61-65℃
中文名称: 
噻吩-2-乙酸
2-噻嗯基乙酸
2-噻吩乙酸
噻酚-2-乙酸
英文名称: 
2-thiophene acetic acid
Thiophene-2-acetic acid
2-thiopheneacetic acid
2-Thienylacetic acid
性质描述: 白色或黄色鳞片状结晶性粉末。熔点76℃,沸点160℃(2.93kPa)。溶于热水、乙醇和乙醚。
生产方法: 噻吩在85%磷酸中用乙酐乙酰化,得2-乙酰噻吩。2-乙酰噻吩、95%乙醇、硫磺粉和氨水在140℃、1.4MPa下转位生成2-噻吩乙酰胺,然后加盐酸在80-90℃水解1.5h,经精制而得2-噻吩乙酸。
用途: 该品是抗菌素类药物先锋霉素Ⅰ和先锋霉素Ⅱ的中间体。
推荐供应商
货号品牌产品名称规格包装、参考价格详情
T819686MACKLIN噻吩-2-乙酸97%29元/5g;   54元/25g;   214元/100g;   1068元/500g;   展开
储存:室温
状态:棕色粉末
T0217TCIThiophene-2-acetic Acid>96.0%(GC)(T)1210元/25G;   展开

基本信息

纯度/分析方法>96.0%(GC)(T)
分子式/分子量C6H6O2S = 142.17
外观与形状(20℃)固体
储存在惰性气体下存放于惰性气体之中
应避免的情况空气
Reaxys-RN114551
PubChem物质ID87576206
SDBS (AIST Spectral DB)10162
MDL编号MFCD00005458

技术规格

AppearanceWhite to Light yellow to Light red powder to crystal
Purity(GC)min. 96.0 %
Purity(Neutralization titration)min. 96.0 %
Melting point63.0 to 67.0 ℃

物性(参考值)

熔点63 ℃
沸点160 ℃/22 mmHg
溶解性(可溶于)甲醇

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。
H290 : 可能腐蚀金属。
防范说明P501 : 将内装物/容器送到批准的废物处理厂处理。
P260 : 不要吸入粉尘或烟雾。
P234 : 只能在原容器中存放。
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。
P390 : 吸收溢出物,防止材料损坏。
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。
P406 : 贮存于抗腐蚀/带抗腐蚀衬里的容器中。
P405 : 存放处须加锁。

运输信息

UN编号UN3261
类别8
包装类别 III
监管条件代码(*)
123876J&K2-Thiopheneacetic acid98%60元/1G;   74元/5G;   184元/25G;   515元/100G;   展开

基本信息

分子式C6H6O2S
分子量142.18
熔点63-64
沸点160
MDL编码MFCD00005458
Beilstein114551
EINECS 编号217-639-8

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3261
危险分类8
包装等级II
WGK3
TSCA
A10394Alfa Aesar2-Thiopheneacetic acid98%1057元/25g;   3000元/100g;   12614元/500g;   展开

应用
2-Thiopheneacetic acid is used in the preparation of rosette-like nanoscale gold materials. Further, it is used as a pharmaceutical intermediate for cefaloridine and cefalotin sodium.

备注
Incompatible with strong oxidizing agents and strong bases.

基本信息

MDL
MFCD00005458

EINECS
217-639-8

分子式
C6H6O2S

分子量
142.18

熔点
61-65°

沸点
160°/22mm

灵敏度
Ambient temperatures.

形态
Powder

溶解性
Soluble in water, ethanol, ether and carbon tetrachloride.

Beilstein
114551

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
20-26-36/37/39-45-60
When using do not eat or drink.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).This material and its container must be disposed of as hazardous waste

欧盟危险品标志

TSCA

195944Sigma-Aldrich2-Thiopheneacetic acid98%1354.68元/25 G;   展开

产品说明

一般描述

Adsorption of 2-thiopheneacetic acid on XAD-4, NDA-100 and ND-90 resin has been investigated. A new polymeric complex of Cu(II) and 2-thiopheneacetic acid has been synthesized and characterized by IR and Raman spectroscopy.

应用

2-Thiopheneacetic acid was used in the preparation of rosette-like nanoscale Au materials.

包装

25 g in glass bottle

基本信息

经验(实验)分子式C6H6O2S
分子量142.18
Beilstein114551
EC 号217-639-8
MDL编号MFCD00005458
PubChem化学物质编号24851727
NACRESNA.22

产品性质

质量水平100
测定98%
形式powder
bp160 ℃/22 mmHg (lit.)
mp63-64 ℃ (lit.)
SMILES stringOC(=O)Cc1cccs1
InChI1S/C6H6O2S/c7-6(8)4-5-2-1-3-9-5/h1-3H,4H2,(H,7,8)
InChI keySMJRBWINMFUUDS-UHFFFAOYSA-N

安全信息

储存分类代码11 - Combustible Solids
WGKWGK 3
闪点(F)Not applicable
闪点(C)Not applicable
个人防护装备Eyeshields, Faceshields, Gloves, type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
044684Fluorochem2-Thiopheneacetic acid95%352元/25g;   1034元/100g;   展开

基本信息

CAS Number1918-77-0
MDL NumberMFCD00005458
Boiling Point160℃
Melting Point61-66℃
Density1.365

安全信息

图形或危害标志
危险性说明 H302: Harmful if swallowed.
H315: Causes skin irritation.
H318: Causes serious eye damage.
H332: Harmful if inhaled.
H335: May cause respiratory irritation.
防范说明 P233: Keep container tightly closed.
P260: Do not breathe .
P261: Avoid breathing .
P264: Wash hands thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear .
P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing..
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.
P312: Call a POISON CENTER or doctor/physician if you feel unwell.
P321: Specific treatment (see relevant procedures. on this label).
P330: Rinse mouth.
P332 + P313: If skin irritation occurs: Get medical advice/ attention.
P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P362: Take off contaminated clothing and wash before reuse.
P403: Store in a well-ventilated place.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
P405: Store locked up.
P501: Dispose of contents/container to in accordance with local regulation .
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