CAS 105-75-9: Dibutyl fumarate
Description:Dibutyl fumarate, with the CAS number 105-75-9, is an organic compound classified as a fumarate ester. It is characterized by its clear, colorless to pale yellow liquid form and has a slightly sweet odor. This compound is soluble in organic solvents such as ethanol and ether but has limited solubility in water. Dibutyl fumarate is known for its role as a plasticizer, enhancing the flexibility and workability of polymers. It is also utilized in various applications, including coatings, adhesives, and sealants. The compound exhibits low toxicity, making it suitable for use in consumer products, although safety precautions should still be observed. Its chemical structure features a fumarate backbone, which contributes to its reactivity and ability to undergo polymerization. Additionally, dibutyl fumarate can participate in various chemical reactions, including esterification and transesterification, making it a versatile intermediate in organic synthesis. Overall, dibutyl fumarate is valued for its functional properties in industrial applications while maintaining a favorable safety profile.
Formula:C12H20O4
InChI:InChI=1S/C12H20O4/c1-3-5-9-15-11(13)7-8-12(14)16-10-6-4-2/h7-8H,3-6,9-10H2,1-2H3/b8-7+
InChI key:InChIKey=JBSLOWBPDRZSMB-BQYQJAHWSA-N
SMILES:O=C(OCCCC)C=CC(=O)OCCCC
- Synonyms:
- 2-Butenedioic acid (2E)-, 1,4-dibutyl ester
- 2-Butenedioic acid (2E)-, dibutyl ester
- 2-Butenedioic acid (E)-, dibutyl ester
- 2-Butenedioic acid (E)-, dibutyl ester (9CI)
- 2-Butenedioic acid, dibutyl ester, (E)-
- Ai3-09505
- Brn 1726635
- Butyl fumarate
- Dibutyl But-2-Enedioate
- Dibutylester kyseliny fumarove
- See more synonyms
- Dibutylester kyseliny fumarove [Czech]
- Fumaric acid, di-n-butyl ester
- Fumaric acid, dibutyl ester
- Nsc 140
- RC Comonomer DBF
- Stafex DBF
- Staflex DBF
- dibutyl (2E)-but-2-enedioate
- dibutyl (2Z)-but-2-enedioate
- Dibutyl fumarate
- 4-02-00-02210 (Beilstein Handbook Reference)
Brand | Product data | Purity | Price range | Estimated delivery |
---|---|---|---|---|
![]() | Dibutyl Fumarate REF: 3B-F0116CAS: 105-75-9 | >98.0%(GC) | 28.00 €~44.00 € | Tue 18 Mar 25 |
![]() | Dibutyl fumarate REF: IN-DA003811CAS: 105-75-9 | 95% | 25.00 €~195.00 € | Tue 25 Mar 25 |
![]() | Dibutyl fumarate REF: 54-OR964204CAS: 105-75-9 | 98+% | To inquire | Tue 01 Apr 25 |
![]() | Dibutyl fumarate REF: 10-F240936CAS: 105-75-9 | 95.0% | To inquire | Fri 04 Apr 25 |
![]() | Dibutyl Fumarate REF: 3D-FD62550CAS: 105-75-9 | Min. 95% | - - - | Discontinued product |

Dibutyl Fumarate
Ref: 3B-F0116
25g | 28.00 € | ||
500g | 44.00 € |

Dibutyl fumarate
Ref: IN-DA003811
25g | 25.00 € | ||
50g | 32.00 € | ||
100g | 32.00 € | ||
200g | 46.00 € | ||
300g | 63.00 € | ||
500g | 56.00 € |

Dibutyl fumarate
Ref: 54-OR964204
Undefined size | To inquire |

Dibutyl fumarate
Ref: 10-F240936
1kg | 97.00 € | ||
25g | To inquire | ||
5kg | To inquire | ||
100g | To inquire | ||
500g | 67.00 € |

Dibutyl Fumarate
Ref: 3D-FD62550
1kg | Discontinued | Request information | |
2kg | Discontinued | Request information | |
5kg | Discontinued | Request information | |
250g | Discontinued | Request information | |
500g | Discontinued | Request information |