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71691-87-7

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71691-87-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71691-87-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,6,9 and 1 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 71691-87:
(7*7)+(6*1)+(5*6)+(4*9)+(3*1)+(2*8)+(1*7)=147
147 % 10 = 7
So 71691-87-7 is a valid CAS Registry Number.

71691-87-7Downstream Products

71691-87-7Relevant articles and documents

Methylaluminum bis(4-substituted-2,6-di-tert-butylphenoxide) as an efficient nonchelating Lewis acid: Application to asymmetric Diels-Alder reaction and diastereoselective alkylation to alkoxy carbonyl substrates

Maruoka, Keiji,Oishi, Masataka,Shiohara, Kei,Yamamoto, Hisashi

, p. 8983 - 8996 (2007/10/02)

The exceptionally bulky methylaluminum bis(4-substituted-2,6-di-tert-butylphenoxide) such as MAD or MABR can be successfully utilized as a highly efficient nonchelating Lewis acid for achieving high stereoselectivity in 1,n asymmetric induction in cyclic

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