2234-51-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2234-51-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,2,3 and 4 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 2234-51:
(6*2)+(5*2)+(4*3)+(3*4)+(2*5)+(1*1)=57
57 % 10 = 7
So 2234-51-7 is a valid CAS Registry Number.
2234-51-7Relevant articles and documents
Biomimetic syntheses of stizolobic acid and 3-(6-carboxy-2-oxo-4- pyridyl)alanine
Baldwin,Spyvee,Whitehead
, p. 6575 - 6576 (2007/10/02)
(±) Stizolobic acid (1) and (±) 3-(6-carboxy-2-oxo-4-pyridyl)alanine (2) were synthesized in a biomimetic fashion from a catechol via an iron (III) catalysed oxidative cleavage.