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1050445-45-8

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1050445-45-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1050445-45-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,0,4,4 and 5 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1050445-45:
(9*1)+(8*0)+(7*5)+(6*0)+(5*4)+(4*4)+(3*5)+(2*4)+(1*5)=108
108 % 10 = 8
So 1050445-45-8 is a valid CAS Registry Number.

1050445-45-8Downstream Products

1050445-45-8Relevant articles and documents

Catalytic enantioselective addition of diethylzinc to trifluoromethyl ketones

Yearick, Kimberly,Wolf, Christian

supporting information; experimental part, p. 3915 - 3918 (2009/05/31)

(Figure Presented) A procedure for nucleophilic addition of diethylzinc to trifluoramethyl ketones was developed. The TMEDA-catalyzed method converts aromatic substrates to the corresponding 2-aryl-1,1,1-trifluorobutan-2-ols in up to 99% yield, and it is also applicable to less reactive aliphatic ketones if stoichiometric ligand amounts are employed. The first asymmetric variant producing tertiary alcohols with up to 61% ee when TBOX is used as catalyst is described.

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