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721123 Sigma-Aldrich

2-Methyl-2-butanol

anhydrous, ≥99%

Synonym: tert-Amyl alcohol, tert-Pentyl alcohol

  • CAS Number 75-85-4

  • Linear Formula CH3CH2C(CH3)2OH

  • Molecular Weight 88.15

  •  Beilstein/REAXYS Number 1361351

  •  EC Number 200-908-9

  •  MDL number MFCD00004478

  •  PubChem Substance ID 329763822

  •  NACRES NA.21

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Properties

Related Categories Alcohols, Anhydrous Solvents, Building Blocks, C2 to C6, Chemical Synthesis,
Quality Level   100
grade   anhydrous
vapor density   3 (vs air)
assay   ≥99%
form   liquid
autoignition temp.   819 °F
expl. lim.   9 %
impurities   ≤0.003% water (Karl Fischer, all unit sizes greater than 100 mL)
  ≤0.005% water (100 mL pkg)
evapn. residue   ≤0.0005%
refractive index   n20/D 1.405 (lit.)
pH   6.0 (20 °C, 118 g/L)
bp   102 °C (lit.)
mp   −12 °C (lit.)
density   0.805 g/mL at 25 °C (lit.)
SMILES string   CCC(C)(C)O
InChI   1S/C5H12O/c1-4-5(2,3)6/h6H,4H2,1-3H3
InChI key   MSXVEPNJUHWQHW-UHFFFAOYSA-N

Description

Packaging

1 L in Sure/Seal™

100 mL in Sure/Seal™

Application

tert-Amyl alcohol is useful as organic solvent chemical intermediates for gasoline fuel additives, food flavor, pharmaceutical peroxy esters, ink composition, and stabilizer in rubber productions.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Target organs 
Respiratory system
RIDADR 
UN1105 - class 3 - PG 2 - Pentanols
WGK Germany 
WGK 1
RTECS 
SC0175000
Flash Point(F) 
68.9 °F - closed cup
Flash Point(C) 
20.5 °C - closed cup

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles

Articles

Pressure-Temperature Calculator for Solvents

*Calculations provide estimated results based on Antoine's Coefficients and their associated temperature range values. Antoine's Coefficients were obtained from the National Institute of Standards an...

Peer-Reviewed Papers
15

References

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