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99441-22-2

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99441-22-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99441-22-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,4,4 and 1 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 99441-22:
(7*9)+(6*9)+(5*4)+(4*4)+(3*1)+(2*2)+(1*2)=162
162 % 10 = 2
So 99441-22-2 is a valid CAS Registry Number.

99441-22-2Relevant articles and documents

ABSOLUTE CONFIGURATION OF PARA- AND META-SUBSTITUTED 1-ARYL-1-ETHANOLS AND THEIR ACID PHTHALATES

Potapov, V. M.,Dem'yanovich, V. M.,Khlebnikov, V. A.

, p. 738 - 740 (2007/10/02)

The configuration of 1-aryl-1-ethanols and their acid phthalates can be established during the kinetic resolution of 1-aryl-1-ethanols in acylation by the action of phthalic anhydride in the presence of (S)-(-)-dimethyl(1-phenylethyl)amine.

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