Ammonium thioglycolate solution - ~70% in H2O , CAS No.5421-46-5

CAS: 5421-46-5 Cat. No.: A109096 Molecular Weight: 109.15 EC Number: 226-540-9
AVAILABLE TO ORDER
GRADE & PURITY ~70% in H2O
Synonyms
AMMONIUM THIOGLYCOLATE | Mercaptoacetic acid, monoammonium salt | EINECS 226-540-9 | Acetic acid, mercapto-, monoammonium salt | AKOS015897608 | ammonium sulfanylacetate | USAF MO-2 | DTXSID2027599 | Thiofaco A-50 | ZZTCCAPMZLDHFM-UHFFFAOYSA-N | ammoniumt
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25ml
A109096-25ml
4
$9.90
100ml
A109096-100ml
3
$16.90
250ml
A109096-250ml
3
$28.90
500ml
A109096-500ml
3
$43.90
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Why this grade

~70% in H2O for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal 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 9 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
AMMONIUM THIOGLYCOLATE | Mercaptoacetic acid, monoammonium salt | EINECS 226-540-9 | Acetic acid, mercapto-, monoammonium salt | AKOS015897608 | ammonium sulfanylacetate | USAF MO-2 | DTXSID2027599 | Thiofaco A-50 | ZZTCCAPMZLDHFM-UHFFFAOYSA-N | ammoniumt
Specifications & Purity
~70% in H2O
Storage
Room temperature
Shipped In
Normal
Names and Identifiers
Pubchem Sid504753042
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504753042
Canonical SmilesC(C(=O)[O-])S.[NH4+]
IUPAC Nameazanium;2-sulfanylacetate
InChIKeyZZTCCAPMZLDHFM-UHFFFAOYSA-N
INCHI1S/C2H4O2S.H3N/c3-2(4)1-5;/h5H,1H2,(H,3,4);1H3
Isomeric SMILES C(C(=O)[O-])S.[NH4+]
WGK Germany 3
RTECS AI7525000
UN Number 2810
Packing Group I
Molecular Weight 109.15
Reaxy-Rn 11213443
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11213443&ln=

Documentation

📋 Safety Data Sheet (SDS)

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

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✅ Certificate of Analysis (COA)

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

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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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 salts  Organic oxides  Organic nitrogen compounds  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents 2-mercaptocarboxylic acid - Carboxylic acid salt - Monocarboxylic acid or derivatives - Alkylthiol - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - 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 Not available
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.

16 results found

Lot NumberCertificate TypeDateItem
H1809020Certificate of AnalysisMar 20, 2026 A109096
A2623257Certificate of AnalysisJan 14, 2026 A109096
A2623258Certificate of AnalysisJan 14, 2026 A109096
A2623330Certificate of AnalysisJan 14, 2026 A109096
L2110027Certificate of AnalysisSep 09, 2025 A109096
K2117496Certificate of AnalysisSep 04, 2025 A109096
I2503218Certificate of AnalysisAug 20, 2025 A109096
I2503219Certificate of AnalysisAug 20, 2025 A109096
F2110042Certificate of AnalysisMar 03, 2025 A109096
G2425062Certificate of AnalysisJul 08, 2024 A109096
C1914148Certificate of AnalysisJan 06, 2023 A109096
K2211015Certificate of AnalysisAug 18, 2022 A109096
K2211016Certificate of AnalysisAug 18, 2022 A109096
K2211059Certificate of AnalysisAug 18, 2022 A109096
K2211060Certificate of AnalysisAug 18, 2022 A109096
E2311084Certificate of AnalysisNov 08, 2021 A109096

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Chemical and Physical Properties
SensitivityLight sensitive.
Molecular Weight109.150 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass109.02 Da
Monoisotopic Mass109.02 Da
Topological Polar Surface Area42.100 Ų
Heavy Atom Count6
Formal Charge0
Complexity37.400
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. Lv Xiaogong, Zhu Chengjun, Yang Yanchun, Liu Ruijian, Fan Wenliang, Wang Yiming.  (2021)  Performance improvement of Cu2ZnSn(S,Se)4 thin-film solar cells by optimizing the selenization temperature.  AIP Advances,  11  (7):   [PMID:] [10.1063/5.0053633]
2. Xiaogong Lv, Chengjun Zhu, Yiming Wang, Lei Wang, Jianming Shi.  (2021)  Enhancement of the photovoltaic performance of Cd-alloyed Cu2ZnSn(S,Se)4 films based on a low-cost water-based solution process.  JOURNAL OF ALLOYS AND COMPOUNDS,      [PMID:] [10.1016/j.jallcom.2021.159898]
3. Zheng Han, Liu Ying.  (2021)  Photocatalytic H2 evolution of selective phase CZTS synthesized by ultrasonic spray pyrolysis method.  JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS,  32  (4): (4125-4131).  [PMID:] [10.1007/s10854-020-05153-1]
4. Jinping Song, Qi Ma, Sufang Zhang, Huijun Liu, Yong Guo, Feng Feng.  (2018)  S,N-Co-doped carbon nanoparticles with high quantum yield for metal ion detection, IMP logic gates and bioimaging applications.  NEW JOURNAL OF CHEMISTRY,  42  (24): (20180-20189).  [PMID:] [10.1039/C8NJ04527E]
5. Xiaojiao Kang, Yanchun Yang, Lijian Huang, Ying Tao, Lan Wang, Daocheng Pan.  (2015)  Large-scale synthesis of water-soluble CuInSe2/ZnS and AgInSe2/ZnS core/shell quantum dots.  GREEN CHEMISTRY,  17  (8): (4482-4488).  [PMID:] [10.1039/C5GC00908A]
6. Qingwen Tian, Lijian Huang, Wangen Zhao, Yanchun Yang, Gang Wang, Daocheng Pan.  (2014)  Metal sulfide precursor aqueous solutions for fabrication of Cu2ZnSn(S,Se)4 thin film solar cells.  GREEN CHEMISTRY,  17  (2): (1269-1275).  [PMID:] [10.1039/C4GC01828A]
7. Lijun Fan, Hou Chen, Shilong Wei, Fujun Cao.  (2013)  Protein–polymer hybrid oil–absorbing gel using hair keratin as macroinitiator by SET-LRP.  REACTIVE & FUNCTIONAL POLYMERS,      [PMID:] [10.1016/j.reactfunctpolym.2013.12.004]
8. Lihua Zhang, Jiang Li, Juan Wang, Xu Yan, Jinping Song, Feng Feng.  (2025)  An Ultra-Sensitive Colorimetric Sensing Platform for Simultaneous Detection of Moxifloxacin/Ciprofloxacin and Cr(III) Ions Based on Ammonium Thioglycolate Functionalized Gold Nanoparticles.  SENSORS,  25  (10): (3228).  [PMID:40432020] [10.3390/s25103228]
9. Lihua Zhang, Jiang Li, Tengyan Gao, Wei Liu, Zirui Zhang, Zezhong Chen, Feng Feng.  (2026)  Smartphone-integrated sensing platform based on a “one-stone-three-birds” strategy for real-time quantitative detection of Ag(I) ions.  RSC Advances,  16  (19): (17393-17400).  [PMID:] [10.1039/D6RA02021F]
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