Tetraethylammonium Hydroxide (TEAH) | CAS# 77-98-5

SACHEM’s Tetraethylammonium Hydroxide (TEAH, CAS# 77-98-5) is quaternary ammonium compound that has a variety of applications.  SACHEM has manufacturing facilities in America, Europe and Asia and can ship our product globally.

Benefits of SACHEM’s TEAH:

  • Strong base strength
  • Solubility in organic solventsTetraethylammonium Hydroxide, TEAH, CAS# 77-98-5
  • Miscibility and stability in photoresist solutions
  • Low volatility

Applications:

(TEAH has been used an alternative to Tetramethylammonium hydroxide in the electronic materials industry.)

 

Available Products
Tetraethylammonium Hydroxide, 20% Aqueous
TEAH 20% Aq
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Tetraethylammonium Hydroxide, 20% Ultra Pure
TEAH 20% UP
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Tetraethylammonium Hydroxide, 35% Aqueous
TEAH 35% Aq
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Tetraethylammonium Hydroxide, 35% Ultra Pure
TEAH 35% UP
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National Center for Biotechnology Information. PubChem Database. Tetraethylammonium hydroxide, CID=6509, https://pubchem.ncbi.nlm.nih.gov/compound/Tetraethylammonium-hydroxide

Synonyms:
CAS Number 77-98-5
Tetraethyl ammonium hydroxide
Ammonium tetraethyl-, hydroxide
Ethanaminium, N,N,N-triethyl-, hydroxide
Linear Formula (C2H5)4N(OH)