Sodium thioglycolate - ≥97% , CAS No.367-51-1

CAS: 367-51-1 Cat. No.: S105664 Molecular Weight: 114.1 EC Number: 206-696-4 PubChem CID: 23690444
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
Sodium mercaptoacetate | Mercaptoacetic acid sodium salt | Thioglycolic Acid Sodium Salt
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
S105664-5g
1
$9.90
25g
S105664-25g
2
$26.90
100g
S105664-100g
2
$93.90
500g
S105664-500g
2
$319.90
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Why this grade

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

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Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

Cited in 14 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Sodium thioglycolate has been used:
as a growth supplement in enrichment media and to study its effect on Arcobacter
in influenza hemagglutinin formulation in order to reduce disulfide-mediated cross-linking and early potency loss
in electron microscopy

Specifications

Synonyms
Sodium mercaptoacetate | Mercaptoacetic acid sodium salt | Thioglycolic Acid Sodium Salt
Specifications & Purity
≥97%
Biochemical and Physiological Mechanisms
Sodium thioglycolate is a commonly used reagent for bacteriological research to maintain reducing conditions in media. Thioglycolate can also protect enzymes against inactivation by maintaining protein thiol groups in the reduced state. Thioglycolate medi
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesC(C(=O)[O-])S.[Na+]
IUPAC Namesodium;2-sulfanylacetate
InChIKeyGNBVPFITFYNRCN-UHFFFAOYSA-M
INCHI1S/C2H4O2S.Na/c3-2(4)1-5;/h5H,1H2,(H,3,4);/q;+1/p-1
Isomeric SMILES C(C(=O)[O-])S.[Na+]
PubChem CID 23690444
UN Number 1940
Packing Group II
Molecular Weight 114.1

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
ClassCarboxylic acids and derivatives
SubclassCarboxylic acids
Intermediate Tree Nodes Not available
Direct Parentalpha-Mercaptocarboxylic acids
Alternative Parents Carboxylic acid salts  Monocarboxylic acids and derivatives  Alkylthiols  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents 2-mercaptocarboxylic acid - Carboxylic acid salt - Organic alkali metal salt - Monocarboxylic acid or derivatives - Alkylthiol - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organic sodium salt - Organic salt - Organosulfur compound - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescriptionThis 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 organic sodium salt
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
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.

15 results found

Lot NumberCertificate TypeDateItem
K2520433Certificate of AnalysisNov 15, 2025 S105664
K2520442Certificate of AnalysisNov 15, 2025 S105664
K2520444Certificate of AnalysisNov 15, 2025 S105664
K2520445Certificate of AnalysisNov 15, 2025 S105664
E2128070Certificate of AnalysisApr 18, 2025 S105664
F2429012Certificate of AnalysisJun 11, 2024 S105664
F2429144Certificate of AnalysisJun 11, 2024 S105664
F2429145Certificate of AnalysisJun 11, 2024 S105664
F2429155Certificate of AnalysisJun 11, 2024 S105664
G2501129Certificate of AnalysisJun 11, 2024 S105664
D2403629Certificate of AnalysisMar 11, 2024 S105664
C2328151Certificate of AnalysisMar 19, 2021 S105664
C2412044Certificate of AnalysisMar 19, 2021 S105664
E2306055Certificate of AnalysisMar 19, 2021 S105664
H2312246Certificate of AnalysisMar 19, 2021 S105664

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Chemical and Physical Properties
SolubilitySoluble in water (200 mg/ml) with heat as needed, yielding a clear to slightly hazy, faint pink to faint purple solution, methanol, and ethanol.
SensitivityAir, Moisture and Heat Sensitive
Melt Point(°C)>300°C
Molecular Weight114.100 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass113.975 Da
Monoisotopic Mass113.975 Da
Topological Polar Surface Area41.100 Ų
Heavy Atom Count6
Formal Charge0
Complexity46.800
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Citations of This Product
References
1. Dengyi Liu, Fan Zhao, Lin Li, Jian Zhang, Shan Wu, Xin Lü, Hansi Zhang, Yanglei Yi.  (2023)  Enhancing the Antioxidant Capacity and Quality Attributes of Fermented Goat Milk through Synergistic Action of Limosilactobacillus fermentum WXZ 2-1 with Starter Culture.  JOURNAL OF DAIRY SCIENCE,      [PMID:37939838] [10.3168/jds.2023-24135]
2. Hongchi Zhou, Sixuan Wang, Weichao Liu, Lixuan Chang, Xuemei Zhu, Guangqing Mu, Fang Qian.  (2023)  Probiotic properties of Lactobacillus paraplantarum LS-5 and its effect on antioxidant activity of fermented sauerkraut.  Food Bioscience,      [PMID:] [10.1016/j.fbio.2023.102489]
3. Jingjing Zhan, Xinqi Yang, Xiujuan Zhang, Yuxin Wang, Xiyun Cai, Hongkun Chen.  (2021)  Bioprecipitation facilitates the green synthesis of sulfidated nanoscale zero-valent iron particles for highly selective dechlorination of trichloroethene.  Journal of Environmental Chemical Engineering,      [PMID:] [10.1016/j.jece.2021.106050]
4. Fei Gao, Lin Sui, Guangqing Mu, Fang Qian, Xuemei Zhu.  (2021)  Screening of potential probiotics with anti-Helicobacter pylori activity from infant feces through principal component analysis.  Food Bioscience,      [PMID:] [10.1016/j.fbio.2021.101045]
5. Yunzhen Wu, Panlong Zhai, Shuyan Cao, Zhuwei Li, Bo Zhang, Yanting Zhang, Xiaowa Nie, Licheng Sun, Jungang Hou.  (2020)  Beyond d Orbits: Steering the Selectivity of Electrochemical CO2 Reduction via Hybridized sp Band of Sulfur-Incorporated Porous Cd Architectures with Dual Collaborative Sites.  Advanced Energy Materials,  10  (45): (2002499).  [PMID:] [10.1002/aenm.202002499]
6. Lixun Zhang, Fangxin He, Wei Mao, Yuntao Guan.  (2020)  Fast and efficient removal of Cr(VI) to ppb level together with Cr(III) sequestration in water using layered double hydroxide interclated with diethyldithiocarbamate.  SCIENCE OF THE TOTAL ENVIRONMENT,      [PMID:32334229] [10.1016/j.scitotenv.2020.138701]
7. Chonghui Zhang, Tingshu He, Wei Chen, Xianzhong Bu, Sen Wang, Xiaozhen Tian.  (2020)  The Auxiliary Effect of Copper Ions on the Depressant Effect of Sodium Thioglycolate in Chalcopyrite Flotation.  Minerals,  10  (2): (157).  [PMID:] [10.3390/min10020157]
8. Jingyu Wu, Lianzheng Zhang, Dongmei Xu, Jun Gao, Kai Zhang, Meng Kong.  (2017)  Solubility Determination and Thermodynamic Modeling of Sodium Thioglycolate in Pure and Binary Solvent Mixtures from T = (293.15 to 333.15) K.  JOURNAL OF CHEMICAL AND ENGINEERING DATA,      [PMID:] [10.1021/acs.jced.7b00245]
9. Liu Yufang, Zhao Fengchun, Liu Jiye, Wang Huimin, Han Xiao, Zhang Yongxin, Yang Zhengyou.  (2017)  Selection of Cholesterol-Lowering Lactic Acid Bacteria and its Effects on Rats Fed with High-Cholesterol Diet.  CURRENT MICROBIOLOGY,  74  (5): (623-631).  [PMID:28286906] [10.1007/s00284-017-1230-1]
10. Huimin Duan, Leilei Li, Xiaojiao Wang, Yanhui Wang, Jianbo Li, Chuannan Luo.  (2015)  CdTe quantum dots@luminol as signal amplification system for chrysoidine with chemiluminescence-chitosan/graphene oxide-magnetite-molecularly imprinting sensor.  SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY,      [PMID:26433339] [10.1016/j.saa.2015.09.016]
11. Xiaofang Shen, Zhaoqiang Ge, Yuehong Pang.  (2014)  Conjugating folate on superparamagnetic Fe3O4@Au nanoparticles using click chemistry.  JOURNAL OF SOLID STATE CHEMISTRY,      [PMID:] [10.1016/j.jssc.2014.10.031]
12. Ran Li, Qinting Zhu, Man Zhou, Bo Xu, Ping Wang, Qiang Wang, Yuanyuan Yu.  (2025)  Effective removal of scales from wool surface through the combination of thioglycolic acid compounds and proteases for anti-felting finishing.  INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES,      [PMID:40043984] [10.1016/j.ijbiomac.2025.141698]
13. Yaxin Song, Chengcheng Zhu, Zhongyan Gong, Xing Kang, Qinghua Liu, Yaning Liu, Miao Ji, Hiroshi Uji-i, Wei Huang, Gang Lu.  (2025)  Improving the Activity of Platinum Nanoparticles in Electrocatalytic Oxidation of Formic Acid via the Surface Grafting of Thiol or Thiophenol Molecules.  ACS Applied Materials & Interfaces,      [PMID:40421574] [10.1021/acsami.5c02916]
14. Feng Jiang, Shuai He, Jiaxing Qi, Yuanjia Luo, Honghu Tang.  (2025)  Unraveling the Impact of Copper Ions on Mineral Surfaces During Chalcopyrite–Molybdenite Flotation Separation Using Sodium Thioglycolate.  Applied Sciences-Basel,  15  (13): (7293).  [PMID:] [10.3390/app15137293]
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