90006-42-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90006-42-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,0,0 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 90006-42:
(7*9)+(6*0)+(5*0)+(4*0)+(3*6)+(2*4)+(1*2)=91
91 % 10 = 1
So 90006-42-1 is a valid CAS Registry Number.
90006-42-1Relevant articles and documents
Method for hydrogenation reduction of alkenyl aromatic halogenated derivative
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Paragraph 0044-0048, (2019/07/29)
The invention discloses a method for hydrogenation reduction of an alkenyl aromatic halogenated derivative. The method comprises the following steps that in a reaction vessel, the alkenyl aromatic halogenated derivative is dissolved in a polar proton solv