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29321-28-6

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29321-28-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 29321-28-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,3,2 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 29321-28:
(7*2)+(6*9)+(5*3)+(4*2)+(3*1)+(2*2)+(1*8)=106
106 % 10 = 6
So 29321-28-6 is a valid CAS Registry Number.

29321-28-6Upstream product

29321-28-6Relevant articles and documents

Metabolism of kalopanaxsaponin B and H by human intestinal bacteria and antidiabetic activity of their metabolites

Kim, Dong-Hyun,Yu, Ki-Woong,Bae, Eun-Ah,Park, Hee-Juhn,Choi, Jong-Won

, p. 360 - 365 (1998)

To investigate the relationship between the intestinal bacterial metabolism of kalopanaxsaponin B and H from Kalopanax pictus (Araliaceae), and their antidiabetic effect, kalopanaxsaponin B and H were metabolized by human intestinal microflora and the antidiabetic activity of their metabolites was measured. Human intestinal microflora metabolized kalopanaxsaponin B to kalopanaxsaponin A, hederagenin 3-O-α-L- arabinopyranoside and hederagenin. The main metabolites of kalopanaxsaponin B were kalopanaxsaponin A and hederagenin. Kalopanaxsaponin H was metabolized to kalopanaxsaponin A and I, hederagenin 3-O-α-L-arabinopyranoside and hederagenin. The main metabolites of kalopanaxsaponin H were kalopanaxsaponin I and hederagenin. Among kalopanaxsaponin B, H and their metabolites, kalopanaxsaponin A showed the most potent antidiabetic activity, followed by hederagenin. However, the main components, kalopanaxsaponin B and H, in K. pictus were inactive.

Triterpene glycosides from Kalopanax septemlobum. II. Glycosides E, K, and L from leaves of Kalopanax septemlobum var. maximowiczii introduced to Crimea

Panov,Grishkovets,Kachala,Shashkov

, p. 322 - 325 (2005)

The known hederagenin 3-O-β-D-glucopyranosyl-(1→4)-O-β-D- xylopyranosyl-(1→3)-O-α-L-rhamnopyranosyl-(1→2) -O-α-L-arabinopyranoside (sapindoside C) and its 28-O-α-L- rhamnopyranosyl-(1→4)-β-D-glucopyranosyl-(1→6) -O-β-D-glucopyranosyl and 28-O-α-L-rhamnopyranosyl-(1→4)-O-6-O- acetyl-β-D-glucopyranosyl-(1→6)-O-β-D-glucopyranosyl esters, new triterpene glycosides, were isolated from leaves of Kalopanax septemlobum var. maximowiczii introduced to Crimea. The structures of these compounds were established using chemical methods and two-dimensional NMR spectroscopy. 2005 Springer Science+Business Media, Inc.

Antimicrobially active hederagenin glycosides from Cephalaria elmaliensis

Sarkahya, Nazlboeke,Krmzguel, Sueheyla

experimental part, p. 828 - 833 (2012/08/27)

A phytochemical investigation of the aerial parts of Cephalaria elmaliensis resulted in the isolation of ten hederagenin-type triterpene saponins (1-10) including three new ones, elmalienoside A (1), elmalienoside B (2), elmalienoside C (3), and two known flavonoid glycosides (11-12). Their structures were identified by extensive spectroscopic techniques (1D and 2D NMR, HR ESIMS) and chemical evidence. The antimicrobial activity of the extracts and the pure compounds was evaluated by the MIC method. According to the results, all pure compounds including the new ones were found to be very active against both gram-positive and gram-negative bacteria. Georg Thieme Verlag KG Stuttgart · New York.

Metabolism of kalopanaxsaponin K by human intestinal bacteria and antirheumatoid arthritis activity of their metabolites.

Kim, Dong-Hyun,Bae, Eun-Ah,Han, Myung Joo,Park, Hee-Juhn,Choi, Jong-Won

, p. 68 - 71 (2007/10/03)

When kalopanaxsaponin K (KPK) from Kalopanax pictus was incubated for 24 h at 37 degrees C with human intestinal microflora, KPK was mainly metabolized to kalopanaxsaponin I (KPI) via kalopanaxsaponin H (KPH) rather than via kalopanaxsaponin J (KPJ), and then transformed to kalopanaxsaponin A (KPA) and hederagenin. Bacteroides sp., and Bifidobacterium sp. and Fusobacterium sp. transformed KPK to KPI and KPA and hederagenin via KPH or KPJ. However, Lactobacillus sp. and Streptococcus sp. transformed KPK to KPI, KPA, and hederagenin only via KPJ. The metabolite KPA of KPK showed potent antirheumatoid arthritis activity.

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