Millipore Sigma Vibrant Logo

804512 4-Hydroxy-4-methyl-2-pentanone

4-Hydroxy-4-methyl-2-pentanone for synthesis. CAS 123-42-2, chemical formula (CH₃)₂C(OH)CH₂COCH₃.

4-Hydroxy-4-methyl-2-pentanone MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: 2-Methyl-2-pentanol-4-one, Diacetone alcohol

CAS #: 123-42-2 EC Number: 204-626-7 Molar Mass: 116.16 g/mol Chemical Formula: (CH₃)₂C(OH)CH₂COCH₃ Hill Formula: C₆H₁₂O₂
View Products on Sigmaaldrich.com
804512
View Pricing & Availability

Overview

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
123-42-2204-626-7C₆H₁₂O₂(CH₃)₂C(OH)CH₂COCH₃116.16 g/mol

Pricing & Availability

Catalogue Number AvailabilityPackaging Qty/Pack Price Quantity
8045120100
—
Limited Availability Limited Availability
In Stock 
Discontinued
Limited Quantities Available
Availability to be confirmed
    Remaining : Will advise
      Remaining : Will advise
      Will advise
      Contact Customer Service
      Contact Customer Service

      		 Glass bottle 100 ml
      Price could not be retrieved
      Minimum Quantity is a multiple of
      Maximum Quantity is
      Upon Order Completion More Information
      You Saved ()
       
      —
      Request Pricing
      		 —
      Add To Favorites
      8045121000
      —
      Limited Availability Limited Availability
      In Stock 
      Discontinued
      Limited Quantities Available
      Availability to be confirmed
        Remaining : Will advise
          Remaining : Will advise
          Will advise
          Contact Customer Service
          Contact Customer Service

          		 Glass bottle 1 l
          Price could not be retrieved
          Minimum Quantity is a multiple of
          Maximum Quantity is
          Upon Order Completion More Information
          You Saved ()
           
          —
          Request Pricing
          		 —
          Add To Favorites
          8045122500
          —
          Limited Availability Limited Availability
          In Stock 
          Discontinued
          Limited Quantities Available
          Availability to be confirmed
            Remaining : Will advise
              Remaining : Will advise
              Will advise
              Contact Customer Service
              Contact Customer Service

              		 Glass bottle 2.5 l
              Price could not be retrieved
              Minimum Quantity is a multiple of
              Maximum Quantity is
              Upon Order Completion More Information
              You Saved ()
               
              —
              Request Pricing
              		 —
              Add To Favorites
              8045126025
              —
              Limited Availability Limited Availability
              In Stock 
              Discontinued
              Limited Quantities Available
              Availability to be confirmed
                Remaining : Will advise
                  Remaining : Will advise
                  Will advise
                  Contact Customer Service
                  Contact Customer Service

                  		 Barrel stainl. st. 25 l
                  Price could not be retrieved
                  Minimum Quantity is a multiple of
                  Maximum Quantity is
                  Upon Order Completion More Information
                  You Saved ()
                   
                  —
                  Request Pricing
                  		 —
                  Add To Favorites
                  Description
                  Catalogue Number804512
                  Synonyms2-Methyl-2-pentanol-4-one, Diacetone alcohol
                  Description4-Hydroxy-4-methyl-2-pentanone
                  Product Information
                  CAS number123-42-2
                  EC index number603-016-00-1
                  EC number204-626-7
                  Hill FormulaC₆H₁₂O₂
                  Chemical formula(CH₃)₂C(OH)CH₂COCH₃
                  Molar Mass116.16 g/mol
                  HS Code2914 40 10
                  Structure formula ImageStructure formula Image
                  Quality LevelMQ200
                  Applications
                  Application4-Hydroxy-4-methyl-2-pentanone for synthesis. CAS 123-42-2, chemical formula (CH₃)₂C(OH)CH₂COCH₃.
                  Physicochemical Information
                  Boiling point168 °C
                  Density0.938 g/cm3 (20 °C)
                  Explosion limit1.8 - 6.9 %(V)
                  Flash point58 °C
                  Ignition temperature640 °C
                  Melting Point-44 °C
                  Vapor pressure1.1 hPa (20 °C)
                  Toxicological Information
                  LD 50 oralLD50 Rat 2520 mg/kg
                  LD 50 dermalLD50 Rabbit 13630 mg/kg
                  Safety Information according to GHS
                  Hazard Pictogram(s) Hazard Pictogram(s)
                  Hazard Pictogram(s)
                  Hazard Pictogram(s)
                  Hazard Statement(s)H226: Flammable liquid and vapour.
                  H319: Causes serious eye irritation.
                  H335: May cause respiratory irritation.
                  H361fd: Suspected of damaging fertility. Suspected of damaging the unborn child.
                  Precautionary Statement(s)P202: Do not handle until all safety precautions have been read and understood.
                  P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
                  P233: Keep container tightly closed.
                  P240: Ground and bond container and receiving equipment.
                  P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
                  P308 + P313: IF exposed or concerned: Get medical advice/ attention.
                  Signal WordWarning
                  RTECSSA9100000
                  Storage class3 Flammable liquids
                  WGKWGK 1 slightly hazardous to water
                  Disposal1
                  Strongly contaminated halogen-free organic solvents: container A.
                  Safety Information
                  Categories of dangerirritant
                  Storage and Shipping Information
                  StorageStore below +30°C.
                  Transport Information
                  Declaration (railroad and road) ADR, RIDUN 1148 , 3, III
                  Declaration (transport by air) IATA-DGRUN 1148 , 3, III
                  Declaration (transport by sea) IMDG-CodeUN 1148 , 3, III
                  Specifications
                  Assay (GC, area%)≥ 98.0 % (a/a)
                  Density (d 20 °C/ 4 °C)0.937 - 0.941
                  Identity (IR)passes test
                  Global Trade Item Number
                  Catalogue Number GTIN
                  8045120100 04022536385037
                  8045121000 04022536385044
                  8045122500 04022536385051
                  8045126025 04022536622002