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18546-09-3

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18546-09-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18546-09-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,5,4 and 6 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 18546-09:
(7*1)+(6*8)+(5*5)+(4*4)+(3*6)+(2*0)+(1*9)=123
123 % 10 = 3
So 18546-09-3 is a valid CAS Registry Number.

18546-09-3Relevant articles and documents

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Katz

, (1954)

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New calogenin pregnane glycoside derivative from Huernia saudi- arabica and its Lipase and α-Glucosidase Inhibitory Activities

AbdElSattar, Essam,El Sayed, Abeer Mohamed,Khalil, Mohammed Nabil

, (2020/04/27)

As ongoing investigation of Huernia saudi-arabica D.V.Field (Asclepiadaceae), a new steroidal pregnane glycoside (Huernioside A) was isolated from dichloromethane fraction (DCM); it was identified as 3β, 11, 14β, 20(R)-tetrahydroxy-pregna-5,9(11)-diene-3-O-β-D-thevetopyranosyl-(1-4)-β-D-cymaropyranoside(HCP) through analysis of 1D, 2D NMR besides ESI-MS data. The alcoholic extract of the aerial part (ALE), DCM and HCP showed inhibitory potential against pancreatic lipase compared to orilstat. Among the tested samples, the ALE and HCP exhibited a promising pancreatic lipase inhibitory commotion through IC50 values of 0.61 ± 0.15, 1.23 ± 0.07 mg/ml (equivalent to 88.8 μM), respectively. HCP was prevailed to have a mixed mode of inhibition as exposed by enzyme kinetic studies. Hydrophobic interactions were the major forces involved in ligand enzyme interactions. In contrast, moderate α-glucosidase inhibitory activities were evidenced for ALE and HCP (% inhibition: 24.8 ± 1.8 and 26.6 ± 2.5, respectively) compared to acarbose. This investigation is the first to report on the possible in vitro anti-obesity and anti-diabetic impact of H. saudi-arabica.

Two new 14, 15-secopregnane-type steroidal glycosides from the roots of Cynanchum limprichtii

Liu, Jia-chuan,Yu, Li-li,Chen, Shao-fei,Lu, Xiao-jie,Zhao, Dan,Wang, Hai-feng,Chen, Gang,Pei, Yue-hu

, p. 261 - 267 (2017/10/06)

Two new steroidal glycosides 1 and 2, along with three known ones (3–5), were isolated from the 95% ethanol extract of the roots of Cynanchum limprichtii Schltr. The structure of the new compounds was elucidated as 3-O-α-L-diginopyranosyl-(1→4)-β-D-digito

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