58462-81-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 58462-81-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,4,6 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 58462-81:
(7*5)+(6*8)+(5*4)+(4*6)+(3*2)+(2*8)+(1*1)=150
150 % 10 = 0
So 58462-81-0 is a valid CAS Registry Number.
58462-81-0Relevant articles and documents
Process for preparation of 3-hydroxymethylcephems
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, (2008/06/13)
3-Hydroxymethyl-2-cephems are provided by (1) reacting a 2-halomethylcephem compound with a γ-hydroxycarboxylic acid salt or a δ-hydroxycarboxylic acid salt and (2) reacting the novel γ or δ-hydroxy esters thereby obtained with a protic acid. The 3-hydrox