Keep my session open?
Ending In 
The session is expired
Your session has expired. For your security, we have logged you out.
Would you like to log in again?

Propylene oxide ≥99%

Supplier: Alfa Aesar
Synonyms: (±)-Methyloxirane(±)-Propene oxide(±)-Propylene oxide

Purity: 99+%
CAS No.: 75-56-9
Molecular Formula: C3H6O
Formula Weight: 58.08
Flash Point: -37°(-35°F)
Physical Form: Liquid
Density: 0.83
Refractive Index: 1.3660
Appearance: Colourless
Odour: Ether-like
Melting Point: -112°
Boiling Point: 34-35°
Beilstein Reference: 79763
Merck Reference: 14,7856
UN No.: 1280
MDL No.: MFCD00005126

Formula: C₃H₆O
MW: 58,08 g/mol
Boiling Pt: 34.3 °C (1013 hPa)
Melting Pt: -112 °C
Density: 0.83 g/cm³ (20 °C)
Flash Pt: -37 °C
Storage Temperature: Refrigerator
MDL Number: MFCD00005126
CAS Number: 75-56-9
EINECS: 200-879-2
UN: 1280
ADR: 3,I
Merck Index: 12,08041

Log in to see your contract pricing and availability.
  Remember me on this device


Expand All / Collapse All
Pack type Pk VWR Catalog Number Quantity
- 3 30765.L7
Glass bottle 1 l 30765.K2
Glass bottle 100 ml 30765.AE
Expand All / Collapse All
Generate Barcodes Barcode Label Format: 
Generate PDF Catalog Page


Density 0.83
Melting point -112°
Formula weight 58.08
CAS No. 75-56-9
Purity 99+%
Refractive index 1.3660
Flash point -37°(-35°F)
Physical form Liquid
Odour/scent Ether-like
Boiling point 34-35°
Molecular formula C3H6O
Appearance Colourless
MDL No. MFCD00005126
UN No. 1280
Merck reference 14,7856
Beilstein reference 79763


Need help?

  • Whatever you have to say, positive or negative, is important to us.
  • Providing feedback takes only seconds.
  • Your feedback will be made available to the public on the web. will publish your name as user.
You can use this name, or edit and save a nickname.
We recommend authors use their first and last initial.

Please confirm the industry you work in

Example: Pharmaceutical

Please confirm your role

Example: Clinical Trial Assistant

Please confirm your location

Example: New York, NY


Total Ratings: 0
Avg. Ratings: 0.0 out of 5

Sort all by:

Enter Details

Select the article for which you are looking for Certificate

Indicate the Lot Number. This field is mandatory. Enter 'x' if unknown for VWR Chemicals

Enter Certificate Details

Enter the Lot number:

Choose from recent batch/lot numbers:

Review & Compare Alternatives
We found alternative products that can save you up to  per item-unit.  To compare product details, select up to 3 alternatives below and click Compare Selected. To add items to your basket, enter a quantity and click Add to Basket.

Original Product:

Description Catalog Number Availability Unit Your Price Price Per Qty