Adipate-type compounds and a process of preparing it
New adipate-type compounds suitable as an intermediate in organic chemistry, a platform chemical for the production of other chemicals, and as a monomer and a co-monomer useful for the preparation of polymers and co-polymers. Also, a process of preparing the new adipate-type compounds from bio-based raw materials such as sugars.
1. A compound of the formula V:
wherein
X═(CH 2 ) n [ n= 2-6],
or
X═CH 2 CH(CH 3 )CH 2 ,
or
X═CH 2 C(CH 3 ) 2 CH 2 .
2. The compound according to claim 1 , wherein n is 2.
3. The compound according to claim 1 , wherein n is 3.
4. A process for preparing the compound according to claim 1 , the process comprising the steps of:
i) providing a compound of the formula (VI):
wherein
X═(CH 2 ) n [ n= 2-6]
or
X═CH 2 CH(CH 3 )CH 2
or
X═CH 2 C(CH 3 ) 2 CH 2
ii) providing a catalyst material catalyzing a metathesis reaction;
iii) converting the compound of i) in the presence of the catalyst material of ii); and
iv) recovering the reaction product comprising a compound of the formula (V).
5. The process according to claim 4 , wherein n is 2.
6. The process according to claim 4 , wherein n is 3.
7. The process according to claim 4 , wherein the conversion temperature of iii) is in the range of from 20 to 120° C.
8. The process according to claim 4 , wherein step iii) is continued for a period of time in the range of from 5 minutes to 24 hours.
9. The process according to claim 4 , wherein the conversion step of iii) is conducted at a pressure in the range of from 1 to 1000 kPa, such as from 10 to 125 kPa.
10. The process according to claim 4 , wherein the conversion step of iii) is conducted in the presence of a solvent selected from methyl lactate, ethyl lactate, toluene, dichlormethane, or mixtures thereof.