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158261-73-5

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158261-73-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 158261-73-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,2,6 and 1 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 158261-73:
(8*1)+(7*5)+(6*8)+(5*2)+(4*6)+(3*1)+(2*7)+(1*3)=145
145 % 10 = 5
So 158261-73-5 is a valid CAS Registry Number.

158261-73-5Relevant articles and documents

Properties of 2-(Bromomethyl)-4-oxo-1,3-benzoxazinium Perchlorate and its Derivatives

Vikrishchuk,Suzdalev,Ryabukhin,Zhdanov

, p. 564 - 569 (2007/10/03)

The reaction of 2-(bromomethyl)-4-oxo-1,3-benzoxazinium perchlorate with mono and binucleophiles was investigated. Hydrolysis of the salt furnished N-(bromoacetyl)salicylamide. Nucleophilic substitution of bromine in the latter yielded 2-(iodoacetyl)-4-ox

Not Available

GRANGER,CORBIER,VINAS

, p. 578 - 580 (2007/10/15)

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