CYCLOPEPTOLYDES
A cyclopeptolide of formula cyclo(A-B-R1Leu-Leu-C-X-Y) (I) in the free, salt or ester form is new. In (I) A = a glycolic acid residue opt. ~a-substd. by H, Me, Et, propyl or vinyl, opt. substd. by halo, alkoxy, opt. protected OH or NH2, CSNH2, COOR2, vinyl, -C?=CH or thiazole, and opt. substd. by al...
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Main Authors | , , , , |
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Format | Patent |
Language | English Polish |
Published |
30.09.2003
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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Abstract | A cyclopeptolide of formula cyclo(A-B-R1Leu-Leu-C-X-Y) (I) in the free, salt or ester form is new. In (I) A = a glycolic acid residue opt. ~a-substd. by H, Me, Et, propyl or vinyl, opt. substd. by halo, alkoxy, opt. protected OH or NH2, CSNH2, COOR2, vinyl, -C?=CH or thiazole, and opt. substd. by alkyl, halo, cycloalkyl, opt. substd. thiazole, COOR2 or -C?=CH; R2 = H or lower alkyl ; B = an ~a-amino-~c-methyl-substd. octanoic acid residue; R1 = H or Me; C = a tryptophan or N-methyl tryptophan residue of formula (II); R3 = H, alkoxy, alkyl or benzyl; R4 = H or halo; R5 = H or methyl; the dotted line is an opt. double bond; Y = an ~a-amino or N-methyl-~a-amino substd. (2-10C) carboxylic acid residue; X = an ~a-amino substd. (2-14C) carboxylic acid residue. Also new is the fungal strain F/94-499709 deposited as DSM 10275 or a mutant or derivative thereof. |
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AbstractList | A cyclopeptolide of formula cyclo(A-B-R1Leu-Leu-C-X-Y) (I) in the free, salt or ester form is new. In (I) A = a glycolic acid residue opt. ~a-substd. by H, Me, Et, propyl or vinyl, opt. substd. by halo, alkoxy, opt. protected OH or NH2, CSNH2, COOR2, vinyl, -C?=CH or thiazole, and opt. substd. by alkyl, halo, cycloalkyl, opt. substd. thiazole, COOR2 or -C?=CH; R2 = H or lower alkyl ; B = an ~a-amino-~c-methyl-substd. octanoic acid residue; R1 = H or Me; C = a tryptophan or N-methyl tryptophan residue of formula (II); R3 = H, alkoxy, alkyl or benzyl; R4 = H or halo; R5 = H or methyl; the dotted line is an opt. double bond; Y = an ~a-amino or N-methyl-~a-amino substd. (2-10C) carboxylic acid residue; X = an ~a-amino substd. (2-14C) carboxylic acid residue. Also new is the fungal strain F/94-499709 deposited as DSM 10275 or a mutant or derivative thereof. |
Author | GEYL DIETER FOSTER CAROLYN ANN FEHR THEODOR DREYFUSS MICHAEL OBERHAUSER BERNDT |
Author_xml | – fullname: DREYFUSS MICHAEL – fullname: OBERHAUSER BERNDT – fullname: FOSTER CAROLYN ANN – fullname: FEHR THEODOR – fullname: GEYL DIETER |
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DocumentTitleAlternate | Nowe cyklopeptolidy, szczep grzyba i zastosowanienowych cyklopeptolidów |
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Snippet | A cyclopeptolide of formula cyclo(A-B-R1Leu-Leu-C-X-Y) (I) in the free, salt or ester form is new. In (I) A = a glycolic acid residue opt. ~a-substd. by H, Me,... |
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Title | CYCLOPEPTOLYDES |
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