CAS 1918-77-0 MFCD00005458-2-Thiopheneacetic Acid 2-噻吩乙酸 -LabNovo

2-Thiopheneacetic Acid 2-噻吩乙酸

CAS 1918-77-0 MFCD00005458

化学结构图

SMILES: O=C(O)Cc1cccs1

化学属性

Mol. Formula	C6H6O2S
Mol. Weight	142.18
Melting Point	63-64°C
TSCA	T
Density	1.336
Boiling Point	269.2°C at 760 mmHg
Flash Point	160°C/22mm
Appearance	白色或微黄色鳞片状结晶。溶于水、乙醇、乙醚和四氯化碳。

别名和识别编码

Chemical Name	2-Thiopheneacetic Acid
CAS Number	1918-77-0
Alfabeta Name	THIOPHENEACETICACID 2--
MDL Number	MFCD00005458
EC Number	217-639-8
Beilstein Registry Number	114551
Synonym	2-Thiopheneacetic acid {LY} 2-Thiopheneacetic acid {} {LY} 2-Thiopheneacetic acid {} {} {LY} 2-Thiopheneacetic acid {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} { {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Thiopheneacetic acid {} {} {} {} {} {} {} {} {} {} {} {}
PubChem Substance ID	87576206
Reaxys-RN	114551
Chemical Name Translation	2-噻吩乙酸
InChIKey	SMJRBWINMFUUDS-UHFFFAOYSA-N
LabNetwork Molecule ID	LN00115377
Canonical SMILES	O=C(O)CC1=CC=CS1

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产品应用

该品是抗菌素类药物先锋霉素Ⅰ和先锋霉素Ⅱ的中间体。

安全信息

Warnings IRRITANT, CORROSIVE

Signal word Danger

GHS Symbol

WGK Germany3

Safety Statements

S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护；
S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时，立即求医（可能时出示标签）；

Risk Statements

R34 Causes burns 会导致灼伤
R37 Irritating to respiratory system 刺激呼吸道

Precautionary statements

P234 Keep only in original container. 只保留在原来的容器中。
P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
P301+P330+P331
P301+P330+P331+P310
P303+P361+P353+P310+P363
P304+P340+P310
P305+P351+P338
P305+P351+P338+P310
P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
P390 Absorb spillage to prevent material damage. 吸收溢出物，防止重大损害。
P405 Store locked up. 上锁保管。
P406 Store in corrosive resistant/… container with a resistant inner liner. 存放在耐腐蚀/具有耐性的内衬容器。
P501 Dispose of contents/container to..… 处理内容物/容器.....

Hazard statements

H290 May be corrosive to metals 可能腐蚀金属。
H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤

Personal Protective Equipment Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges

Packing GroupII

UN Number 3261 UN 3261 8/PG 2

Hazard Codes 8 C C,Xi

Hazard Class8

Storage condition -20°C, sealed storage, away from moisture {LY} -20°C, sealed storage, away from moisture {} {LY} -20°C, sealed storage, away from moisture {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {} {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {} {} {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {} {LY} -20°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} -20°C, sealed storage, away from moisture {} {}

其他信息

下游产品:2-噻吩乙酰氯
Alfa Aesar:噻酚-2-乙酸,98% 2-Thiopheneacetic acid, 98%(1918-77-0)
TSCA:T
溶于热水、乙醇、乙醚、及四氯化碳，不溶于石油醚。
MSDS 信息:Thiophene-2-acetic acid(1918-77-0).msds
2-噻吩乙酸价格(试剂级):更新日期产品编号产品名称包装价格 2014/06/02 T0217 噻吩-2-乙酸 Thiophene-2-acetic Acid 25G 636元 2010/06/21 187730050 2-噻吩乙酸 2-Thiopheneacetic acid 98% 5 GR 178元 2010/06/21 187730250 2-噻吩乙酸 2-Thiopheneacetic acid 98% 25 GR 506元
Acros Organics:2- 噻吩乙酸 2-Thiopheneacetic acid, 98%(1918-77-0)
Hazard Note:Irritant
海关编码:29349990
上游原料:硫磺 --> 噻吩 --> 2-乙酰基噻吩 --> 2-噻吩乙酰胺
MOL 文件:1918-77-0.mol
TCI Shanghai:2-噻吩乙酸 Thiophene-2-acetic Acid,>;95.0%(T)(1918-77-0)
用途二:该品是抗菌素类药物先锋霉素Ⅰ和先锋霉素Ⅱ的中间体。
用途一:用作头孢噻啶、头孢噻吩钠等药物中间体
检测方法:GC,NMR
Sigma Aldrich:1918-77-0(sigmaaldrich)
方法一: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。