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272116-29-7

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272116-29-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 272116-29-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,2,1,1 and 6 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 272116-29:
(8*2)+(7*7)+(6*2)+(5*1)+(4*1)+(3*6)+(2*2)+(1*9)=117
117 % 10 = 7
So 272116-29-7 is a valid CAS Registry Number.

272116-29-7Downstream Products

272116-29-7Relevant articles and documents

Thermal reaction of diastereomeric benzocyclobutenols. Evidence for reversible opening of 1,2-dihydrobenzocyclobutenols to hydroxy-o-xylylenes

Kawata, Etsuya,Saito, Masaichi,Yoshioka, Michikazu

, p. 1015 - 1019 (2007/10/03)

Thermolysis of 1,2-dihydrobenzocyclobutenols 2a,b or 3a-c without solvent at 120 °C gave a 1:1 mixture of 2a-c and 3a-c together with 3-hydroxy-2,2-dimethyl-1-(o-methylphenyl)alkan-1-ones 1a-c and o-methylisobutyrophenone 5. Thermolysis of 2a or 3a under

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