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Mercaptosuccinic acid

Mercaptosuccinic acid
Mercaptosuccinic acid structure
CAS No.
70-49-5
Chemical Name:
Mercaptosuccinic acid
Synonyms
usafm-2;USAF M-2;usafek-p-6297;THIOMALIC ACID;USAF ek-p-6297;2-thiomalicacid;2-thio-malicaci;2-Thiomalic acid;mercaptosuccinate;DL-Thiomalic acid
CBNumber:
CB5173026
Molecular Formula:
C4H6O4S
Formula Weight:
150.15
MOL File:
70-49-5.mol

Mercaptosuccinic acid Properties

Melting point:
155-157 °C(lit.)
Boiling point:
241.69°C (rough estimate)
Density 
1.352 (estimate)
refractive index 
1.5500 (estimate)
storage temp. 
2-8°C
solubility 
500g/l
form 
Crystalline Powder
pka
pKa 4.68±0.04(H2O t = 20.0±0.05 I = 0.15) (Uncertain)
color 
White to almost white
Water Solubility 
150 g/L (20 ºC)
Merck 
14,9343
BRN 
1099858
CAS DataBase Reference
70-49-5(CAS DataBase Reference)
NIST Chemistry Reference
2-Sulfanylsuccinic acid(70-49-5)
EPA Substance Registry System
Butanedioic acid, mercapto-(70-49-5)
SAFETY
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xn,C
Risk Statements  22-36/37/38-34-20/21/22
Safety Statements  26-36-36/37/39-45-27
RIDADR  1759
WGK Germany  3
RTECS  WM8225000
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29309070
Symbol(GHS):
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
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. Continuerinsing.
P405 Store locked up.
P501 Dispose of contents/container to..…

Mercaptosuccinic acid price More Price(12)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 88460 Mercaptosuccinic acid ReagentPlus , ≥99.0% (HPLC) 70-49-5 100g $51.9 2018-11-13 Buy
Sigma-Aldrich 88460 Mercaptosuccinic acid ReagentPlus , ≥99.0% (HPLC) 70-49-5 500g $167 2018-11-13 Buy
TCI Chemical M0064 Thiomalic Acid >98.0%(T) 70-49-5 25g $15 2018-11-22 Buy
TCI Chemical M0064 Thiomalic Acid >98.0%(T) 70-49-5 100g $35 2018-11-22 Buy
Alfa Aesar B23301 Mercaptosuccinic acid, 98% 70-49-5 100g $35.8 2018-11-13 Buy

Mercaptosuccinic acid Chemical Properties,Uses,Production

Chemical Properties

white to almost white crystalline powder

Uses

Antirheumatic.

brand name

Myochrysine (Merck).

Purification Methods

Dissolve the acid in water and extract it several times with diethyl ether to remove imprities. The aqueous solution gave the acid on freeze-drying. [Beilstein 3 IV 472.]

Mercaptosuccinic acid Preparation Products And Raw materials

Raw materials

Preparation Products


Mercaptosuccinic acid Suppliers

Global( 121)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Mainchem Co., Ltd.
+86-0592-6210733
+86-0592-6210733 sales@mainchem.com CHINA 32651 55
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933 jkinfo@jkchemical.com;market6@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-62670440(Beijing)
+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-88580358(Beijing) sh@meryer.com China 40395 62
Alfa Aesar 400-610-6006; 021-67582000
021-67582001/03/05 saleschina@alfa-asia.com China 30291 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 / 800-988-0390
021-67121385 Sales-CN@TCIchemicals.com China 24648 81
Energy Chemical 021-58432009 / 400-005-6266
021-58436166-800 info@energy-chemical.com China 44187 61
Adamas Reagent, Ltd. 400-600-9262
bxy@titansci.com China 14014 59
Chemfun Medical Technology(Shanghai) Co., Ltd. 021-67220633 & 021-37212706
+86-21-67220638 chemfun@chemfun.net China 21889 59
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202,021-54308259
+86-21-54291107 info@hanhonggroup.com China 43389 64
Chengdu XiYa Chemical Technology Co., Ltd. 4008-626-111
028-84752058 sale@xiyashiji.com China 9726 57

Mercaptosuccinic acid Spectrum


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