156324-99-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 156324-99-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,3,2 and 4 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 156324-99:
(8*1)+(7*5)+(6*6)+(5*3)+(4*2)+(3*4)+(2*9)+(1*9)=141
141 % 10 = 1
So 156324-99-1 is a valid CAS Registry Number.
156324-99-1Relevant articles and documents
An Efficient Synthesis of Polyoxamic Acid Utilizing the Aryl Group as the Carboxyl Synthon. A New Approach to Polyhydroxyamino Acids.
Matsuura, Fumiyoshi,Hamada, Yasumasa,Shioiri, Takayuki
, p. 733 - 736 (2007/10/02)
Polyoxamic acid (1), an amino acid moiety of antifungal antibiotics polyoxins, has been efficiently synthesized from Boc-(R)-4-hydroxyphenylglycine (3) utilizing its aryl group as the carbonyl synthon.
