abstract |
FIELD: chemistry.SUBSTANCE: present invention relates to a compound of general formula XCFCFO[CF(CF)CFO]CFCFY, where X=CF, Y=Br, n=1, 2, 3; X=Y=Br, n=2; X=Br, Y=Cl, n=1.EFFECT: invention can be used as a base for gas-transport compositions of medical-biological purpose.1 cl, 14 ex |