Mercaptosuccinic acid 巯基丁二酸

CAS 70-49-5 MFCD00004860

化学结构图

70-49-5
SMILES: O=C(O)CC(S)C(=O)O

化学属性

Mol. FormulaC4H6O4S
Mol. Weight150.15
Melting Point155-157 °C
TSCAYes
Solubility150 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。
Density1.528
Boiling Point241.69 °C at 760 mmHg

别名和识别编码

Chemical NameMercaptosuccinic 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 NumberMFCD00004860
CAS Number70-49-5
PubChem Substance ID87572177
Beilstein Registry Number3,439
EC Number200-736-4
Merck Number9343
Chemical Name Translation巯基丁二酸
Reaxys-RN1099858
Wiswesser Line NotationSHYVQ1VQ
LabNetwork Molecule IDLN00194132
InChIInChI=1S/C4H6O4S/c5-3(6)1-2(9)4(7)8/h2,9H,1H2,(H,5,6)(H,7,8)
Canonical SMILESO=C(O)C(S)CC(O)=O
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分类

  • {uni_hamburg} no charge; carboxylic acid; thiol; racemate; 1fragment
  • {SNA} Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfur Compounds, Thiols/Mercaptans

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。

相关文献及参考

  • Short: EINECS
  • Short: III/5a
  • Merck: 14,9343 Beilstein:3,439
  • Merck: 14,9343

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

系列性分类


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