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16685-91-9

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16685-91-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16685-91-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,6,8 and 5 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 16685-91:
(7*1)+(6*6)+(5*6)+(4*8)+(3*5)+(2*9)+(1*1)=139
139 % 10 = 9
So 16685-91-9 is a valid CAS Registry Number.

16685-91-9Downstream Products

16685-91-9Relevant articles and documents

Reaction of 1,1-Dichloro-2,2-difluoroethylene with Alkyl Grignard Reagents. Evidence for Radical Reaction Involving β-Hydrogen Atom Abstraction from Grignard Reagents. Implication Regarding the Mechanism of Reduction by Grignard Reagents

Okuhara, Kunio

, p. 244 - 252 (2007/10/02)

Reaction of CF2=CCl2 (1) with alkyl Grignard reagents (RMgX: R = CH3, C2H5, n-C3H7, i-C3H7, n-C4H9, s-C4H9, i-C4H9, t-C4H9, n-C8H17, C6H5CH2) in ether afforded complex mixtures containing RCF2CCl2H (3), RCF=CCl2, CH3CH2OCH(CH3)CF2CCl2H, and CH3CH2OCH(CH3)

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