27181-85-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27181-85-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,1,8 and 1 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 27181-85:
(7*2)+(6*7)+(5*1)+(4*8)+(3*1)+(2*8)+(1*5)=117
117 % 10 = 7
So 27181-85-7 is a valid CAS Registry Number.
27181-85-7Relevant articles and documents
Efficient method for the synthesis of tectorigenin
Xiao, Zhu-Ping,Li, Huan-Qiu,Xue, Jia-Yu,Shi, Lei,Zhu, Hai-Liang
, p. 525 - 529 (2008)
Tectorigenin, isolated from the rhizomes of Belamcanda chinensis, shows a wide variety of biological activities. The interest in its biological activities has been matched by a corresponding interest in its synthesis. We herein reported a convenient synth