Thiolactic Acid - ≥97%(GC) , CAS No.79-42-5

CAS: 79-42-5 Cat. No.: T162374 Peso molecular: 106.14 Beilstein Registry Number: 506218 Número EC: 201-206-5 PubChem CID: 62326
Disponible para pedir
GRADE & PURITY ≥97%(GC)
Synonyms
UN2936 | mercapto-propionic acid | UN 2936 | UNII-O5U6967KGF | 2-mercapto propionic acid | alpha -mercaptopropanoic acid | alpha-Mercaptopropanoic acid | Thiolactic acid | THIOLACTIC ACID [MI] | Z104477082 | THIOLACTIC ACID [FHFI] | DTXSID80861636 | 4-03-
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
 ·  off list, applied to all prices below.
Size
Estado
Price
Qty
10g
T162374-10g
5
10,90US$
25g
T162374-25g
6
18,90US$
100g
T162374-100g
9
67,90US$
500g
T162374-500g
1
271,90US$
Enter a quantity for the sizes you want to add.
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Why this grade

≥97%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged Ships FedEx DG Service Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 11 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Descripción general

Product Introduction

2-Mercaptopropionic acid is a synthetic flavor and skin sensitizer used in cosmetics, food and household care products.

Specifications

Sinónimos
UN2936 | mercapto-propionic acid | UN 2936 | UNII-O5U6967KGF | 2-mercapto propionic acid | alpha -mercaptopropanoic acid | alpha-Mercaptopropanoic acid | Thiolactic acid | THIOLACTIC ACID [MI] | Z104477082 | THIOLACTIC ACID [FHFI] | DTXSID80861636 | 4-03-
Especificaciones y pureza
≥97%(GC)
Condiciones de almacenamiento de almacenamiento
Room temperature, Argon charged
Enviado en
FedEx DG Service
Este producto requiere envío en cadena de frío. Los servicios terrestres y otros servicios económicos no están disponibles.
Pureza
≥97%(GC)
Nombres e identificadores
Pubchem Sid504753831
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504753831
Sonrisas canónicasCC(C(=O)O)S
IUPAC Name2-sulfanylpropanoic acid
InChIKeyPMNLUUOXGOOLSP-UHFFFAOYSA-N
INCHI1S/C3H6O2S/c1-2(6)3(4)5/h2,6H,1H3,(H,4,5)
Isómeros SMILES CC(C(=O)O)S
WGK Alemania 1
RTECS UF5250000
PubChem CID 62326
Número ONU 2936
Grupo de embalaje II
Peso molecular 106.14
Beilstein 506218
Reaxy-Rn 506218

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClaseCarboxylic acids and derivatives
SubclassCarboxylic acids
Intermediate Tree Nodes Not available
Direct Parentalpha-Mercaptocarboxylic acids
Alternative Parents Monocarboxylic acids and derivatives  Alkylthiols  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents 2-mercaptocarboxylic acid - Monocarboxylic acid or derivatives - Alkylthiol - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescripciónThis compound belongs to the class of organic compounds known as alpha-mercaptocarboxylic acids. These are carboxylic acids that bear a thiol group at the C-2 position. Alpha-mercaptocarboxylic acids have the general formula RC(S)C(=O)O, where R = H, organyl group.
External Descriptors mercaptopropanoic acid
Estructura 3D
Modelo de Estructura Química Interactiva





Mecanismos de acción
Certificados (CoA, COO, BSE/TSE y tabla de análisis)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

21 results found

Lot NumberCertificate TypeFechaArticulo
I2214739Certificate of AnalysisJun 15, 2026 T162374
I2214738Certificate of AnalysisJun 15, 2026 T162374
L2502603Certificate of AnalysisNov 25, 2025 T162374
L2502602Certificate of AnalysisNov 25, 2025 T162374
L2502601Certificate of AnalysisNov 25, 2025 T162374
L2502600Certificate of AnalysisNov 25, 2025 T162374
I2128389Certificate of AnalysisJul 15, 2025 T162374
I2128387Certificate of AnalysisJul 15, 2025 T162374
H2119263Certificate of AnalysisJun 09, 2025 T162374
H2119261Certificate of AnalysisJun 09, 2025 T162374
F2016057Certificate of AnalysisApr 03, 2024 T162374
J2312635Certificate of AnalysisSep 20, 2023 T162374
J2312636Certificate of AnalysisSep 20, 2023 T162374
K1904171Certificate of AnalysisAug 09, 2023 T162374
E2305535Certificate of AnalysisJan 04, 2023 T162374
F2316089Certificate of AnalysisJan 04, 2023 T162374
E2305557Certificate of AnalysisJan 04, 2023 T162374
E2305555Certificate of AnalysisJan 04, 2023 T162374
E2305549Certificate of AnalysisJan 04, 2023 T162374
E2305538Certificate of AnalysisJan 04, 2023 T162374
I2214740Certificate of AnalysisSep 02, 2022 T162374

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Propiedades químicas y físicas
SolubilidadSolubility in water: Completely miscible; Miscible with Ether,Alcohol,Acetone
SensibilidadAir Sensitive
Índice de refracción1.481
Punto de inflamación (°F)107°C
Punto de inflamación (°C)107°C
Punto de ebullición (°C)115°C/20mmHg
Punto de fusión (°C)10-14°C
Peso molecular106.150 g/mol
XLogP30.500
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass106.009 Da
Monoisotopic Mass106.009 Da
Topological Polar Surface Area38.300 Ų
Heavy Atom Count6
Formal Charge0
Complexity61.800
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
Referencias
1. Hu Lulu, Luo Chuan, Gao Jiangang, Li Xianfu.  (2022)  One-Step Regulatory Synthesis of Quaternary Transition Metal Sulfide Cu2MnSnS4 as Electrode Material for High-Performance Supercapacitors.  JOURNAL OF ELECTRONIC MATERIALS,  51  (12): (7211-7222).  [PMID:] [10.1007/s11664-022-09962-4]
2. Minjie Gao, Jiyuan Du, Zehua Han, Zhihua Wang, Yanbao Zhao, Xueyan Zou, Lei Sun.  (2021)  Precise Preparation of Various Morphological Silver Sulfide Nanostructures, Investigation of Formation Mechanism, and Comparative Study of Photothermal Performance for Cancer Treatment.  PARTICLE & PARTICLE SYSTEMS CHARACTERIZATION,  39  (2): (2100240).  [PMID:] [10.1002/ppsc.202100240]
3. Lutai Song, Li Liu, Mingyuan Zhu, Bin Dai.  (2021)  Process monitoring of the Au-S bond conversion in acetylene hydrochlorination.  CHINESE JOURNAL OF CHEMICAL ENGINEERING,      [PMID:] [10.1016/j.cjche.2021.04.026]
4. Wei Jiang, Qiang Xu, Xionghui Wei.  (2019)  Use of cobalt(II) chelates of monothiol-containing ligands for the removal of nitric oxide.  JOURNAL OF HAZARDOUS MATERIALS,      [PMID:30978630] [10.1016/j.jhazmat.2019.04.025]
5. Ke Huang, Rui Dai, Wenqing Deng, Ling Lin, Ai Zhang, Xin Yuan.  (2017)  Aqueous synthesis of CdTe quantum dots by hydride generation for visual detection of silver on quantum dot immobilized paper.  Analytical Methods,  (36): (5339-5347).  [PMID:] [10.1039/C7AY01705G]
6. Zhicun Wang, Cheng Hu, Wen Zhang, Wenqi Liu, Shuyi He, Yang Liu, Li Yang, Yunbing Wang.  (2024)  Dynamically crosslinked ECM-like hydrogels loaded with ROS-responsive drug nanoparticles for treating inflammation in myocardial infarction and stroke.  COMPOSITES PART B-ENGINEERING,      [PMID:] [10.1016/j.compositesb.2024.111734]
7. Xingbin Liu, Xuhui Li, Yongfeng Wang, Li Jiang, Qimin Jiang, Hongjun Yang, Zhichao Zhao, Wenyan Huang, Xiaoqiang Xue, Bibiao Jiang.  (2024)  Preparation of a functional monomer containing polymerisable double bonds and chain transfer sulfhydryl groups.  MATERIALS RESEARCH INNOVATIONS,      [PMID:] [10.1080/14328917.2024.2333604]
8. Tianquan Wu, Hailong Liu, Jinglin Tan.  (2024)  Role of isomers and steric hindrance in the micellization of carboxylated carbosilane surfactants.  JOURNAL OF SURFACTANTS AND DETERGENTS,      [PMID:] [10.1002/jsde.12744]
9. Boxiao Zhao, Wang Gong, Xiaoming Liu, Huiqin Guo, Liushui Yan, Along Gao, Jun Lin.  (2024)  Ternary Synergism: Synthesis of S, C Co-doped g-C3N4 hexagonal ultra-thin tubular composite photocatalyst for efficient visible-light-driven photocatalytic hydrogen production.  INTERNATIONAL JOURNAL OF HYDROGEN ENERGY,      [PMID:] [10.1016/j.ijhydene.2024.02.372]
10. Ying Wang, Yujie Wang, Yao Yang, Ling Leng.  (2025)  Prodrug nanosystem equipped with a sonosensitizer for combined chemotherapy and sonodynamic therapy of melanoma.  Materials Today Bio,      [PMID:40955330] [10.1016/j.mtbio.2025.102262]
11. Yu-Meng Dai, Weidong Ruan, Hong-Wei Li.  (2026)  A Ratiometric Fluorescence Sensor Based on BSA Assembled Gold–Silver Bimetallic Nanoclusters for Highly Selective Detection of Chlortetracycline in Water.  Chemosensors,  14  (3):   [PMID:] [10.3390/chemosensors14030056]
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