[EN] PROCESS FOR THE MANUFACTURING OF A POLYMER WITH URETHANE GROUPS<br/>[FR] PROCÉDÉ DE FABRICATION D'UN POLYMÈRE AYANT DES GROUPES URÉTHANNE
申请人:BASF SE
公开号:WO2019034473A1
公开(公告)日:2019-02-21
Process for the manufacturing of a polymer with urethane groups, wherein in a first alternative a compound A) with at least two five-membered cyclic monothiocarbonate groups and a compound B) with at least two amino groups, selected from primary or secondary amino groups and optionally a compound C) with at least one functional group that reacts with a group -SH are reacted or wherein in a second alternative a compound A) with at least two five-membered cyclic monothiocarbonate groups or a mixture of a compound A) with a compound A1)with one five-membered cyclic monothiocarbonate group and a compound B) with at least two amino groups, selected from primary or secondary amino groups or a compound B1) with one amino group selected from primary or secondary amino groups or mixtures of compounds B) and B1) and a compound C) with at least two functional groups that react with a group -SH or in case of a carbon-carbon triple bond as functional group that react with a group -SH, a compound C) with at least one carbon-carbon triple bond. are reacted.
A simple preparative route to new fluoroisopropenyl carbamates and ethers
作者:Makoto Shimizu、Eiichi Tanaka、Hirosuke Yoshioka
DOI:10.1039/c39870000136
日期:——
1,3-Dihalogenoprop-2-yl chloroformate and chloromethyl 1,3-dichloroprop-2-yl ether are used as versatile reagents for fluoroisopropenyl carbamylation and fluoroisopropenoxymethyl etherification, respectively.
Imidazopyridine-azolidinones are useful for treating or preventing amenable gastro-intestinal ailments.
Imidazopyridine-azolidinones可用于治疗或预防可治疗的胃肠道疾病。
FIVE-MEMBERED CYCLIC MONOTHIOCARBONATES
申请人:BASF SE
公开号:EP3954678A1
公开(公告)日:2022-02-16
Process for the preparation of a compound with at least one five-membered cyclic monothiocarbonate group wherein
a) a compound with at least one epoxy group is used as starting material
b) the compound is reacted with phosgene or an alkyl chloroformate thus giving an adduct and
c) the adduct is reacted with a compound comprising anionic sulfur thus obtaining the compound with at least one five-membered cyclic monothiocarbonate group.
制备具有至少一个五元环单硫代碳酸酯基团的化合物的工艺,其中
a) 使用含有至少一个环氧基团的化合物作为起始原料
b) 该化合物与光气或氯甲酸烷基酯反应,生成加合物,然后
c) 将该加合物与含有阴离子硫的化合物反应,从而得到含有至少一个五元环单硫代碳酸酯基团的化合物。
Method for the preparation of thiocarbonates
申请人:BASF SE
公开号:US11247979B2
公开(公告)日:2022-02-15
Process for the preparation of a compound with at least one five-membered cyclic monothiocarbonate group wherein a) a compound with at least one epoxy group is used as starting material b) the compound is reacted with phosgene or an alkyl chloroformate thus giving an adduct and c) the adduct is reacted with a compound comprising anionic sulfurthus obtaining the compound with at least one five-membered cyclic monothiocarbonate group.
制备含有至少一个五元环单硫代碳酸酯基团的化合物的工艺,其中 a) 使用含有至少一个环氧基团的化合物作为起始原料;b) 将该化合物与光气或氯甲酸烷基酯反应,从而得到加合物;c) 将该加合物与含有阴离子硫磺的化合物反应,得到含有至少一个五元环单硫代碳酸酯基团的化合物。