69814-31-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69814-31-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,8,1 and 4 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 69814-31:
(7*6)+(6*9)+(5*8)+(4*1)+(3*4)+(2*3)+(1*1)=159
159 % 10 = 9
So 69814-31-9 is a valid CAS Registry Number.
69814-31-9Relevant articles and documents
N-PHENYLSELENOPHTHALIMIDE (NPSP) A VALUABLE SELENENYLATING AGENT
Nicolaou, K. C.,Petasis, N. A.,Claremon, D. A.
, p. 4835 - 4842 (2007/10/02)
The phenylseleno group (PhSe) has evolved in recent years as a very useful and versatile functionality.Its facile introduction into organic molecules and its subsequent oxidative or reductive removal, has allowed many important synthetic transformations.D