BE376977A - - Google Patents
Info
- Publication number
- BE376977A BE376977A BE376977DA BE376977A BE 376977 A BE376977 A BE 376977A BE 376977D A BE376977D A BE 376977DA BE 376977 A BE376977 A BE 376977A
- Authority
- BE
- Belgium
- Prior art keywords
- acetic anhydride
- siphon
- column
- acetic acid
- glacial acetic
- Prior art date
Links
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 57
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 32
- 229960000583 acetic acid Drugs 0.000 claims description 15
- 239000012362 glacial acetic acid Substances 0.000 claims description 13
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 claims description 12
- 239000012346 acetyl chloride Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 238000009835 boiling Methods 0.000 claims description 7
- 239000000470 constituent Substances 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000010992 reflux Methods 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 12
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 6
- 150000008064 anhydrides Chemical class 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
- C07C53/12—Acetic anhydride
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE376977A true BE376977A (enrdf_load_stackoverflow) |
Family
ID=47320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE376977D BE376977A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE376977A (enrdf_load_stackoverflow) |
-
0
- BE BE376977D patent/BE376977A/fr unknown