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Atomfair Tetramethylammonium hydrogen sulphate TMAHS C4H13NO4S CAS 103812-00-6

Tetramethylammonium hydrogen sulphate (CAS No. 103812-00-6) is a high-purity quaternary ammonium salt with the molecular formula C4H13NO4S . This compound, also known by its IUPAC name hydrogen sulfate;tetramethylazanium , is widely utilized in organic synthesis, catalysis, and electrochemical applications due to its stable ionic properties. It appears as a white crystalline powder with excellent solubility in water and polar solvents, making it ideal for laboratory and industrial processes. Our product is rigorously tested for purity, ensuring consistency for sensitive chemical reactions, including phase-transfer catalysis and electrolyte formulations. Suitable for researchers and scientists requiring precise reagents, it is packaged under controlled…

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Description

Tetramethylammonium hydrogen sulphate (CAS No. 103812-00-6) is a high-purity quaternary ammonium salt with the molecular formula C4H13NO4S. This compound, also known by its IUPAC name hydrogen sulfate;tetramethylazanium, is widely utilized in organic synthesis, catalysis, and electrochemical applications due to its stable ionic properties. It appears as a white crystalline powder with excellent solubility in water and polar solvents, making it ideal for laboratory and industrial processes. Our product is rigorously tested for purity, ensuring consistency for sensitive chemical reactions, including phase-transfer catalysis and electrolyte formulations. Suitable for researchers and scientists requiring precise reagents, it is packaged under controlled conditions to maintain integrity.

Properties

  • CAS Number: 103812-00-6
  • Complexity: 95.1
  • IUPAC Name: hydrogen sulfate;tetramethylammonium
  • InChI: InChI=1S/C4H12N.H2O4S/c2*1-5(2,3)4/h1-4H3;(H2,1,2,3,4)/q+1;/p-1
  • InChI Key: DWTYPCUOWWOADE-UHFFFAOYSA-M
  • Exact Mass: 171.05652907
  • Molecular Formula: C4H13NO4S
  • Molecular Weight: 171.22
  • SMILES: C[N+](C)(C)C.OS(=O)(=O)[O-]
  • Topological: 85.8
  • Monoisotopic Mass: 171.05652907
  • Synonyms: Tetramethylammonium hydrogen sulfate, 80526-82-5, Tetramethylammonium hydrogen sulphate, Methanaminium, N,N,N-trimethyl-, sulfate (1:1), EINECS 279-490-5, DTXSID10230376, DTXCID10152867, 279-490-5, Tetramethylammonium bisulfate, 103812-00-6, Tetramethylammonium hydrogensulfate, hydrogen sulfate;tetramethylazanium, tetramethylazanium hydrogen sulfate, MFCD00036149, hydrogen sulfate; tetramethylazanium, hydrogen sulfate; tetramethylammonium, Tetramethylammoniumbisulfate, SCHEMBL36962, Tetramethylammoniumbisulfate hydrate, Tetramethylammonium bisulfate hydrate, AC7796, AKOS015915112, CS-W020924, HY-W040184, AS-62654, FT162615, SY037155, DB-050385, T0840, D95778, A800811, A864681, Tetramethylammonium hydrogensulfate (for ion pair chromatography)

Application

Tetramethylammonium hydrogen sulphate serves as a versatile reagent in organic synthesis, particularly as a phase-transfer catalyst for alkylation and esterification reactions. It is also employed in electrochemical studies as a supporting electrolyte due to its high ionic conductivity. Additionally, this compound finds use in analytical chemistry as a derivatization agent for chromatography and spectroscopy applications.

Safety and Hazards

GHS Hazard Statements

  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (50%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

  • P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2 (100%)
  • STOT SE 3 (50%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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