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Methanol

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Methanol molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 52 grades and pack sizes of Methanol (CAS 67-56-1). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS67-56-1
Molecular formulaCH4O
Molecular weight32.04 g/mol
IUPAC namemethanol
Synonymsmethyl alcohol · wood alcohol · Methylol · Wood naphtha · Methyl hydroxide · Monohydroxymethane
Safety & Hazards (GHS) Danger
Flammable Flammable Acute toxic Acute toxic Health hazard Health hazard
  • H225 Highly Flammable liquid and vapor
  • H301 Toxic if swallowed
  • H311 Toxic in contact with skin
  • H331 Toxic if inhaled
  • H370 Causes damage to organs

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma METHANOL PHR1372-3X1.5ML Request Quote
Sigma METHANOL FOR HPLC, GRADIENT GRADE, =99.9 34885-1L-M
34885-2.5L-M		 Request Quote
Sigma METHANOL FREE FROM ACETONE, EXTRA PURE 24229-2.5L-R Request Quote
Sigma METHANOL PURISS. P.A., ACS REAGENT, REAG 32213-1L-M
32213-2.5L-M		 Request Quote
Sigma METHANOL R. G., REAG. ACS, REAG. ISO, R 32213-5L Request Quote
Sigma METHANOL R. G., REAG. ACS, REAG. ISO, RE 32213-1L
32213-2.5L		 Request Quote
Sigma METHANOL SOLUTION, NMR REFERENCE STANDA 721956-8IN Request Quote
Sigma METHANOL, 99.8+%, A.C.S. REAGENT (POLY- 320390-1L Request Quote
Sigma METHANOL, >=99.8%, A.C.S. REAGENT 179337-1L
179337-2.5L
179337-200L
179337-200L-LSNBOR
179337-20L
179337-4L
179337-500ML
179337-6X1L
179337DS-270GA		 Request Quote
Sigma METHANOL, >=99.9%, A.C.S. SPECTROPHOTOME 154903-1L
154903-2L
154903-4X2L
154903-500ML		 Request Quote
Sigma METHANOL, ABSOLUTE ACETONE FREE M1775-1GA Request Quote
Sigma METHANOL, ACS REAGENT, 99.8+% 676780-1L
676780-4L
676780-4X4L		 Request Quote
Sigma METHANOL, ANHYDROUS, ZERO2(TM), 99.8% 900641-4X2ML Request Quote
Sigma METHANOL, BIOREAGENT, >=99.93% 494437-1L
494437-2L		 Request Quote
Sigma METHANOL, FOR HPLC, >=99.9% 34860-1L-R
34860-2.5L-R		 Request Quote
Sigma METHANOL, FOR HPLC, GRADIENT GRADE, >=9 34885-100ML-R
34885-1L-R
34885-2.5L-R
34885-2L-R		 Request Quote
Sigma METHANOL, FOR HPLC, GRADIENT GRADE, SUI 439193-18L
439193-20L
439193-50L-P2-4A		 Request Quote
Sigma METHANOL, FOR UHPLC, FOR MASS SPECTROM 900688-1L Request Quote
Sigma METHANOL, HPLC PLUS, >=99.9% 646377-1L
646377-4X2L		 Request Quote
Sigma METHANOL, LABORATORY REAGENT, >=99.6% 179957-1L
179957-2.5L
179957-4X4L		 Request Quote
Sigma METHANOL, NMR REFERENCE STANDARD, 5 MM 717975-8IN Request Quote
Sigma METHANOL, STANDARD FOR GC 82762-10ML-F
82762-5ML-F		 Request Quote
Sigma METHYL ALCOHOL 1424109-3AMP Request Quote
Sigma MOISTURE IN METHANOL, 93 MG/KG NISTRM8509 Request Quote
Sigma RESIDUAL SOLVENT CLASS 2 - METHANOL, UNI 1601623-3X1.2ML Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.