ChemicalBook >> CAS DataBase List >>2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithiomethano)tripyrrolo[1,2-a:1',2'-b1:1'',2''-e1][1,4,7,10,13,16,19,22,25,28,31,34,37,40]tetradecaazacyclodotetracontin-27-yl)acetic acid

2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithiomethano)tripyrrolo[1,2-a:1',2'-b1:1'',2''-e1][1,4,7,10,13,16,19,22,25,28,31,34,37,40]tetradecaazacyclodotetracontin-27-yl)acetic acid

CAS No.: 245080-24-4

Chemical Name:: 2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithiomethano)tripyrrolo[1,2-a:1',2'-b1:1'',2''-e1][1,4,7,10,13,16,19,22,25,28,31,34,37,40]tetradecaazacyclodotetracontin-27-yl)acetic acid

Synonyms: SFTI-1;Sunflower trypsin inhibitor 1;Cyclo(L-arginyl-L-cysteinyl-L-threonyl-L-lysyl-L-seryl-L-isoleucyl-L-prolyl-L-prolyl-L-isoleucyl-L-cysteinyl-L-phenylalanyl-L-prolyl-L-α-aspartylglycyl), cyclic (2→10)-disulfide;2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithi;2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithiomethano)tripyrrolo[1,2-a:1',2'-b1:1'',2''-e1][1,4,7,10,13,16,19,22,25,28,31,34,37,40]tetradecaazacyclodotetracontin-27-yl)acetic acid

CBNumber:: CB48879574

Molecular Formula:: C67H104N18O18S2

Molecular Weight:: 1513.79

MDL Number:

MOL File:: 245080-24-4.mol

Last updated:2025-06-18 16:39:27

Request For Quotation

2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithiomethano)tripyrrolo[1,2-a:1',2'-b1:1'',2''-e1][1,4,7,10,13,16,19,22,25,28,31,34,37,40]tetradecaazacyclodotetracontin-27-yl)acetic acid Properties

Density	1.53±0.1 g/cm3(Predicted)
form	Solid
pka	4.01±0.10(Predicted)
color	White to off-white
Sequence	Cyclic(Arg-Cys-Thr-Lys-Ser-Ile-Pro-Pro-Ile-Cys-Phe-Pro-Asp-Gly) (Disulfide bridge: Cys2-Cys10)

2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithiomethano)tripyrrolo[1,2-a:1',2'-b1:1'',2''-e1][1,4,7,10,13,16,19,22,25,28,31,34,37,40]tetradecaazacyclodotetracontin-27-yl)acetic acid Chemical Properties,Uses,Production

Uses

SFTI-1 is a cyclic peptide trypsin inhibitor comprising 14 amino acid residues. SFTI-1 is a potent Bowman-Birk inhibitor.

References

[1] M L Korsinczky, et al. Solution structures by 1H NMR of the novel cyclic trypsin inhibitor SFTI-1 from sunflower seeds and an acyclic permutant. J Mol Biol. 2001 Aug 17;311(3):579-91. DOI:10.1006/jmbi.2001.4887

2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithiomethano)tripyrrolo[1,2-a:1',2'-b1:1'',2''-e1][1,4,7,10,13,16,19,22,25,28,31,34,37,40]tetradecaazacyclodotetracontin-27-yl)acetic acid Preparation Products And Raw materials

Raw materials

Preparation Products

2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithiomethano)tripyrrolo[1,2-a:1',2'-b1:1'',2''-e1][1,4,7,10,13,16,19,22,25,28,31,34,37,40]tetradecaazacyclodotetracontin-27-yl)acetic acid Suppliers

Global( 5)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Changsha MOL Changes Biotechnology Co., Ltd.	+8619375158599	info@molchanges.com	China	5218	58
Beijing Ouhe Technology Co., Ltd	010-010-82967028 13522913783	2355560935@qq.com	China	12000	60
Hangzhou Peptidego Biotech Co.,Ltd.	0571-87213919	Eric@peptidego.com	China	7408	58
Hangzhou Sinoda Pharmaceutical Technology Co. LTD	0571-87213919 17306812703	3007955328@qq.com	China	6979	58
Shanghai HongTide Biotechnology Co.,Ltd.	15318089928	alex@hanhonggroup.com	China	4604	58

Supplier	Advantage
Changsha MOL Changes Biotechnology Co., Ltd.	58
Beijing Ouhe Technology Co., Ltd	60
Hangzhou Peptidego Biotech Co.,Ltd.	58
Hangzhou Sinoda Pharmaceutical Technology Co. LTD	58
Shanghai HongTide Biotechnology Co.,Ltd.	58

2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithiomethano)tripyrrolo[1,2-a:1',2'-b1:1'',2''-e1][1,4,7,10,13,16,19,22,25,28,31,34,37,40]tetradecaazacyclodotetracontin-27-yl)acetic acid 2-((6S,15S,18S,27S,35S,38S,41S,43aS,48aS)-12-(4-aminobutyl)-35-benzyl-6,41-di((S)-sec-butyl)-21-(3-guanidinopropyl)-15-((R)-1-hydroxyethyl)-9-(hydroxymethyl)-5,8,11,14,17,20,23,26,29,34,37,40,43,48-tetradecaoxohexatetracontahydro-1H,5H-18,38-(methanodithi Cyclo(L-arginyl-L-cysteinyl-L-threonyl-L-lysyl-L-seryl-L-isoleucyl-L-prolyl-L-prolyl-L-isoleucyl-L-cysteinyl-L-phenylalanyl-L-prolyl-L-α-aspartylglycyl), cyclic (2→10)-disulfide SFTI-1 Sunflower trypsin inhibitor 1 245080-24-4