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63723-94-4

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63723-94-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 63723-94-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,7,2 and 3 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 63723-94:
(7*6)+(6*3)+(5*7)+(4*2)+(3*3)+(2*9)+(1*4)=134
134 % 10 = 4
So 63723-94-4 is a valid CAS Registry Number.

63723-94-4Relevant articles and documents

Divergent Total Syntheses of (?)-Huperzine Q, (+)-Lycopladine B, (+)-Lycopladine C, and (?)-4-epi-Lycopladine D

Hong, Benke,Hu, Dachao,Wu, Jinbao,Zhang, Jing,Li, Houhua,Pan, Yingming,Lei, Xiaoguang

supporting information, p. 1557 - 1567 (2017/07/11)

We report herein our synthetic efforts towards the divergent syntheses of (?)-huperzine Q (1), (+)-lycopladine B (2), (+)-lycopladine C (3), and (?)-lycopladine D (4). The 10-step total synthesis of (?)-huperzine Q (1) and the first total syntheses of (+)

TOTAL SYNTHESIS OF THE PANICULIDES.

Smith III,Richmond

, p. 575 - 585 (2007/10/02)

The first total synthesis is disclosed of paniculides A-C, three highly oxygenated sesquiterpenes isolated from hypocotyl and stem tissue cultures of Andrographis paniculata. The present approach serves to confirm for the first time the structural assignm

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