CAS 70-49-5 MFCD00004860-Mercaptosuccinic acid 巯基丁二酸 TAO{mole}

Mercaptosuccinic acid 巯基丁二酸

CAS 70-49-5 MFCD00004860

化学结构图

SMILES: O=C(O)CC(S)C(=O)O

化学属性

Mol. Formula	C4H6O4S
Mol. Weight	150.15
Melting Point	155-157 °C
TSCA	Yes
Solubility	150 G/L (20 ºC)
Appearance	无色结晶或白色粉末。熔点152-155℃。易溶于水、醇、醚及丙酮，几乎不溶于苯。水溶液遇三氯化铁显蓝色，但又很快消失。有硫化物的气味。
Density	1.528
Boiling Point	241.69 °C at 760 mmHg

别名和识别编码

Chemical Name	Mercaptosuccinic acid
Synonym	2-Sulfanylbutanedioic acid {LY} 2-Sulfanylbutanedioic acid {} {LY} 2-Sulfanylbutanedioic acid {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-Sulfanylbutanedioic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {
MDL Number	MFCD00004860
CAS Number	70-49-5
PubChem Substance ID	87572177
Beilstein Registry Number	3,439
EC Number	200-736-4
Merck Number	9343
Chemical Name Translation	巯基丁二酸
Reaxys-RN	1099858
Wiswesser Line Notation	SHYVQ1VQ
LabNetwork Molecule ID	LN00194132
InChI	InChI=1S/C4H6O4S/c5-3(6)1-2(9)4(7)8/h2,9H,1H2,(H,5,6)(H,7,8)
Canonical SMILES	O=C(O)C(S)CC(O)=O

信息真实价格透明资金保障专业采购外包团队在线服务

品牌质保精细包装现货库存一流品牌服务

产品应用

络合滴定掩蔽剂、重金属解毒剂并用于生化研究和橡胶工业,也是冷烫剂的主要成分。

安全信息

WGK Germany3

GHS Symbol

Precautionary statements

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。
P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用
P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
P501 Dispose of contents/container to..… 处理内容物/容器.....
P332+P313
P305+P351+P338
P305+P351+P338+P337+P313
P301+P312+P330
P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西，喝水或吸烟。
P302+P350
P337+P313
P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P302+P352+P332+P313+P362+P364

Hazard statements

H315 Causes skin irritation 会刺激皮肤
H319 Causes serious eye irritation 严重刺激眼睛
H335 May cause respiratory irritation 可能导致呼吸道刺激
H302 Harmful if swallowed 吞食有害

RTECSWM8225000

Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves

Signal word Warning

Safety Statements

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；
S36 Wear suitable protective clothing 穿戴适当的防护服；
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 Wear suitable protective clothing and gloves 穿戴适当的防护服和手套；
S60 This material and its container must be disposed of as hazardous waste 该物质及其容器必须作为危险废物处置；

Risk Statements

R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
R22 Harmful if swallowed 吞咽有害

Hazard Codes Xn

Packing GroupIII

Hazard Class8

UN Number 1759

Storage condition 2-8°C {LY} 2-8°C {} {LY} 2-8°C {} {} {LY} 2-8°C {} {} {} {LY} 2-8°C {} {} {} {} {LY} 2-8°C {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 200 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: AD277-689

其他信息

巯基丁二酸价格(试剂级):更新日期产品编号产品名称包装价格 2011/04/16 M0064 巯基丁二酸 Thiomalic Acid 25G 208元 2011/04/16 M0064 巯基丁二酸 Thiomalic Acid 500G 1630元 2010/06/21 125550250 巯基丁二酸 DL-Mercaptosuccinic acid 99% 25 GR 321元
TCI Shanghai:巯基丁二酸 Thiomalic Acid,>;98.0%(T)(70-49-5)
有硫化物气味。易溶于水、醇、醚和酮，几乎不溶于苯。其水溶液遇三氯化铁呈蓝色，但又很快消失。由顺丁烯二酸与硫化氢反应制得。
MOL 文件:70-49-5.mol
海关编码:29309070
巯基丁二酸价格(试剂级):更新日期产品编号产品名称包装价格 2014/06/02 M0064 巯基丁二酸 Thiomalic Acid 25G 151元 2014/06/02 M0064 巯基丁二酸 Thiomalic Acid 500G 1170元 2010/06/21 125550250 巯基丁二酸 DL-Mercaptosuccinic acid 99% 25 GR 321元
Alfa Aesar:巯基丁二酸,98% Mercaptosuccinic acid, 98%(70-49-5)
上游原料:马来酸 --> 硫代乙酸
方法一:顺酐进行水合，生成顺丁烯二酸，再与硫化氢反应制得该品。实验室制备可将23.2g苹果酸、20g硫代乙酸溶于80ml乙酸乙酯中，回流1h。经冷却，加入400ml苯提取，加活性炭脱色，过滤除去炭，回收苯得粗品。经精制得32g乙酰基硫代苹果酸，熔点126℃。再进一步水解即得巯基丁二酸。
Sigma Aldrich:70-49-5(sigmaaldrich)
Acros Organics:DL-巯基琥珀酸 DL-Mercaptosuccinic acid, 99%(70-49-5)
用途一:该品是冷烫剂的主要组分，还用于络合隐蔽、生化研究、重金属解毒剂及橡胶工业。
用途二:络合滴定掩蔽剂、重金属解毒剂并用于生化研究和橡胶工业,也是冷烫剂的主要成分。
MSDS 信息:Mercaptosuccinic acid(70-49-5).msds