Cas 1202902-80-4,bupleurotoxin 1-O-14-O-(S)-MTPA diester

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Check Digit Verification of cas no

The CAS Registry Mumber 1202902-80-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,2,9,0 and 2 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1202902-80:
(9*1)+(8*2)+(7*0)+(6*2)+(5*9)+(4*0)+(3*2)+(2*8)+(1*0)=104
104 % 10 = 4
So 1202902-80-4 is a valid CAS Registry Number.

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1202902-80-4Relevant articles and documents

Polyacetylenes from Bupleurum longiradiatum

Huang, Hai-Qiang,Zhang, Xi,Shen, Yun-Heng,Su, Juan,Liu, Xiao-Hua,Tian, Jun-Min,Lin, Sheng,Shan, Lei,Zhang, Wei-Dong

, p. 2153 - 2157 (2009)

Eight new polyacetylenes (1-8) and six known polyacetylenes were isolated from the entire parts of Bupleurum longiradiatum, a poisonous plant. The structures of the new compounds were determined by spectroscopic data interpretation. The absolute configura

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1202902-80-4