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156834-17-2

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156834-17-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 156834-17-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,8,3 and 4 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 156834-17:
(8*1)+(7*5)+(6*6)+(5*8)+(4*3)+(3*4)+(2*1)+(1*7)=152
152 % 10 = 2
So 156834-17-2 is a valid CAS Registry Number.

156834-17-2Downstream Products

156834-17-2Relevant articles and documents

64. Stable Quinone Methides: Regioselective para-Oxidation of a 2,4-Bisphenol and Addition Reactions to Quinonemethides

Meier, Hansrudolf,Kuenzi, Hanspeter,Fuhrer, Hermann,Rist, Guenther

, p. 655 - 660 (1994)

The 2,4-bis-functionalized phenol 1 is dehydrogenated regioselectivity with potassium ferricyanide, affording the corresponding p-quinonemethide 2.Hydrolysis of 2 affords a mixture of dithioacetal 5a and benzaldehyde 6; 1,6-addition of thiols to gives the

STABLE QUINONE METHIDES: REGIOSELECTIVE PARA-OXIDATION OF A 2,4-BISALKYLTHIOMETHYLPHENOL AND ADDITION REACTIONS TO QUINONE METHIDES

Meier, Hansrudolf,Kuenzi, Hanspeter

, p. 537 - 538 (2007/10/02)

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