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ChemicalBook >> CAS DataBase List >> 2-Mercaptopropionic acid

2-Mercaptopropionic acid

2-Mercaptopropionic acid price.
  • $12.7 - $4366.51
  • Product name: 2-Mercaptopropionic acid
  • CAS: 79-42-5
  • MF: C3H6O2S
  • MW: 106.14
  • EINECS:201-206-5
  • MDL Number:MFCD00004862
  • Synonyms:PROPANOIC ACID, 2-MERCAPTO-;2-mercapto-propanoicaci ;2-mercaptopropanoicacid ;α-Mercaptopropanoic acid;2-MERCAPTOPROPIONIC ACID 95+%;2-MERCAPTOPROPIONIC ACID 96+%;2-Mercaptopropionicacid,97%;MERCAPTOPROPIONSAEURE, 2-
Price37 Properties Safety Information Description
37 prices
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Brand
  • AK Scientific
  • American Custom Chemicals Corporation
  • Atlantic Research Chemicals
  • Frontier Specialty Chemicals
  • Matrix Scientific
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
  • Usbiological
Package
  • 100mg
  • 500mg
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  • 1g
  • 1ml
  • 2.500g
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  • 5g
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  • 1 unit
  • 1 each
  • 2.5 kg
  • 500 g
  • ManufacturerAK Scientific
  • Product numberN056
  • Product description2-Mercaptopropionic acid
  • Packaging5g
  • Price$27
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberFFG0002727
  • Product descriptionTHIOLACTIC ACID 95.00%
  • Packaging5G
  • Price$805.39
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberFFG0002727
  • Product descriptionTHIOLACTIC ACID 95.00%
  • Packaging100G
  • Price$2456.91
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberFFG0002727
  • Product descriptionTHIOLACTIC ACID 95.00%
  • Packaging500G
  • Price$4366.51
  • Updated2021-12-16
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberAN047702
  • Product description2-Mercaptopropionic acid 95
  • Packaging1g
  • Price$12.7
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberAN047702
  • Product description2-Mercaptopropionic acid 95
  • Packaging2.5g
  • Price$15.24
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberAN047702
  • Product description2-Mercaptopropionic acid 95
  • Packaging5g
  • Price$17.78
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberAN047702
  • Product description2-Mercaptopropionic acid 95
  • Packaging10g
  • Price$20.32
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberAN047702
  • Product description2-Mercaptopropionic acid 95
  • Packaging25g
  • Price$22.86
  • Updated2026-05-23
  • Buy
  • ManufacturerFrontier Specialty Chemicals
  • Product numberJK280496
  • Product description2-Mercaptopropionic acid 95%
  • Packaging25g
  • Price$13
  • Updated2021-12-16
  • Buy
  • ManufacturerFrontier Specialty Chemicals
  • Product numberJK280496
  • Product description2-Mercaptopropionic acid 95%
  • Packaging100g
  • Price$34
  • Updated2021-12-16
  • Buy
  • ManufacturerFrontier Specialty Chemicals
  • Product numberJK280496
  • Product description2-Mercaptopropionic acid 95%
  • Packaging500g
  • Price$132
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number133739
  • Product description2-Sulfanylpropanoicacid 95%+
  • Packaging500mg
  • Price$87
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number133739
  • Product description2-Sulfanylpropanoicacid 95%+
  • Packaging2.500g
  • Price$215
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number133739
  • Product description2-Sulfanylpropanoicacid 95%+
  • Packaging100mg
  • Price$53
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW318000
  • Product description2-Mercaptopropionic acid ≥95%, FG
  • Packaging1 unit
  • Price$53.48
  • Updated2025-07-31
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific N056 2-Mercaptopropionic acid 5g $27 2021-12-16 Buy
American Custom Chemicals Corporation FFG0002727 THIOLACTIC ACID 95.00% 5G $805.39 2021-12-16 Buy
American Custom Chemicals Corporation FFG0002727 THIOLACTIC ACID 95.00% 100G $2456.91 2021-12-16 Buy
American Custom Chemicals Corporation FFG0002727 THIOLACTIC ACID 95.00% 500G $4366.51 2021-12-16 Buy
Atlantic Research Chemicals AN047702 2-Mercaptopropionic acid 95 1g $12.7 2026-05-23 Buy
Atlantic Research Chemicals AN047702 2-Mercaptopropionic acid 95 2.5g $15.24 2026-05-23 Buy
Atlantic Research Chemicals AN047702 2-Mercaptopropionic acid 95 5g $17.78 2026-05-23 Buy
Atlantic Research Chemicals AN047702 2-Mercaptopropionic acid 95 10g $20.32 2026-05-23 Buy
Atlantic Research Chemicals AN047702 2-Mercaptopropionic acid 95 25g $22.86 2026-05-23 Buy
Frontier Specialty Chemicals JK280496 2-Mercaptopropionic acid 95% 25g $13 2021-12-16 Buy
Frontier Specialty Chemicals JK280496 2-Mercaptopropionic acid 95% 100g $34 2021-12-16 Buy
Frontier Specialty Chemicals JK280496 2-Mercaptopropionic acid 95% 500g $132 2021-12-16 Buy
Matrix Scientific 133739 2-Sulfanylpropanoicacid 95%+ 500mg $87 2021-12-16 Buy
Matrix Scientific 133739 2-Sulfanylpropanoicacid 95%+ 2.500g $215 2021-12-16 Buy
Matrix Scientific 133739 2-Sulfanylpropanoicacid 95%+ 100mg $53 2021-12-16 Buy
Sigma-Aldrich W318000 2-Mercaptopropionic acid ≥95%, FG 1 unit $53.48 2025-07-31 Buy
Next Last

Properties

Melting point :10-14 °C (lit.)
Boiling point :102 °C/16 mmHg (lit.) 203-208 °C (lit.)
Density :1.196 g/mL at 25 °C (lit.)
vapor pressure :1.7 hPa (20 °C)
refractive index :n20/D 1.481(lit.)
FEMA :3180 | 2-MERCAPTOPROPIONIC ACID
Flash point :190 °F
storage temp. :2-8°C
solubility :1g/L in organic solvents at 20 ℃
pka :pK1:4.32(0);pK2:10.20(SH) (25°C)
form :Liquid
color :Clear colorless to slightly yellow
PH :2 (H2O, 20℃)(undiluted)
Odor :at 0.01 % in propylene glycol. meaty sulfurous roasted
Odor Type :sulfurous
biological source :synthetic
Water Solubility :MISCIBLE
JECFA Number :551
Merck :14,9340
BRN :506218
Cosmetics Ingredients Functions :DEPILATORY
ANTIOXIDANT
FRAGRANCE
HAIR WAVING OR STRAIGHTENING
REDUCING InChI :1S/C3H6O2S/c1-2(6)3(4)5/h2,6H,1H3,(H,4,5)
InChIKey :PMNLUUOXGOOLSP-UHFFFAOYSA-N
SMILES :CC(S)C(O)=O
LogP :1.15 at 20℃
CAS DataBase Reference :79-42-5(CAS DataBase Reference)
NIST Chemistry Reference :2-Mercaptopropanoic acid(79-42-5)
EPA Substance Registry System :Propanoic acid, 2-mercapto- (79-42-5)

Safety Information

Symbol(GHS): Corrosion (GHS05)Skull and Crossbones (GHS06)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
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.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P363 Wash contaminated clothing before reuse.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

Depilatory, hair-waving preparations.

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Suppliers and manufacturers

Wuhan kemike Biomedical Technology Co., Ltd Tianjin Zhongxin Chemtech Co., Ltd. Meryer (Shanghai) Chemical Technology Co., Ltd. 3B Pharmachem (Wuhan) International Co.,Ltd. Alfa Aesar TCI (Shanghai) Development Co., Ltd. Energy Chemical jiliang chemicals Shandong Xiya Chemical Co., Ltd Syntechem Co.,Ltd