Millipore Sigma Vibrant Logo

814173 聚乙二醇二甲醚 250

View Pricing & Availability


Replacement Information

Key Spec Table

CAS #Hill FormulaChemical FormulaMolar Mass
24991-55-7CH₃O(C₂H₄O)nCH₃CH₃O(CH₂CH₂O)nCH₃4000 g/mol

Pricing & Availability

Catalogue Number AvailabilityPackaging Qty/Pack Price Quantity
Retrieving availability...
Limited AvailabilityLimited Availability
In Stock 
Limited Quantities Available
Availability to be confirmed
    Remaining : Will advise
      Remaining : Will advise
      Will advise
      Contact Customer Service
      Contact Customer Service

      玻璃瓶 500 ml
      Retrieving price...
      Price could not be retrieved
      Minimum Quantity is a multiple of
      Maximum Quantity is
      Upon Order Completion More Information
      You Saved ()
      Request Pricing
      Catalogue Number814173
      Product Information
      CAS number24991-55-7
      Hill FormulaCH₃O(C₂H₄O)nCH₃
      Chemical formulaCH₃O(CH₂CH₂O)nCH₃
      Molar Mass4000 g/mol
      HS Code3907 20 99
      Structure formula ImageStructure formula Image
      Quality LevelMQ200
      ApplicationPolyethylene glycol dimethyl ether 250 for synthesis. CAS 24991-55-7, chemical formula CH₃O(CH₂CH₂O)nCH₃.
      Biological Information
      Physicochemical Information
      Boiling point241 °C
      Density1.03 g/cm3 (20 °C)
      Explosion limit0.5 %(V)
      Flash point135 °C
      Ignition temperature210 °C DIN 51794
      Melting Point-23 °C
      Vapor pressure<1 Pa (20 °C)
      Viscosity kinematic7.8 mm2/s (20 °C)
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat > 2000 mg/kg
      Safety Information according to GHS
      Storage class10 - 13 Other liquids and solids
      WGKWGK 1 slightly hazardous to water
      Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
      Safety Information
      Product Usage Statements
      Storage and Shipping Information
      StorageStore below +30°C.
      Packaging Information
      Transport Information
      Supplemental Information
      Hydroxyl value≤ 30
      Density (d 20 °C/ 4 °C)1.028 - 1.038
      Identity (IR)passes test


      聚乙二醇二甲醚 250 MSDS


      Safety Data Sheet (SDS) 

      聚乙二醇二甲醚 250 Certificates of Analysis

      Product Number PackagingSpecificationLot Number
      8.14173.0500 玻璃瓶PDF Specification Document

      Related Products & Applications


      Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Pharma > Organic Synthesis Building Blocks and Reagents for Pharma > Ethers > Unsubstituted Mono and Polyethers
      Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Ethers > Unsubstituted Mono and Polyethers
      Reagents, Chemicals and Labware > Organic Synthesis > Product Line "for synthesis" > Ethers > Unsubstituted Mono and Polyethers