C - Chemistry – Metallurgy – 12 – P
Patent
C - Chemistry, Metallurgy
12
P
195/134, 260/470
C12P 13/00 (2006.01) C07C 233/46 (2006.01) C07C 257/14 (2006.01) C07C 271/22 (2006.01)
Patent
CA 1337182
The compound of the formula Image wherein R1 is hydrogen, hexanoyl, or sorbyl, R2 is hydrogen or methyl, R3 is an amino which may optionally be protected, and R4 is hydroxyl or 2-amidino-ethylamino, with the proviso that when both R1 and R2 are hydrogen and R3 is amino, R4 is 2-amidino-ethylamino, or when R1 is sorbyl and R4 is 2-amidino- ethylamino, R3 is a protected amino, or salts thereof can work well as the intermediate material for the synthesis of TAN-749, an antibiotic which is useful as a therapeutic drug for bacterial infectious diseases.
524894
Harada Setsuo
Ono Hideo
Fetherstonhaugh & Co.
Takeda Chemical Industries Ltd.
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