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1140194-50-8

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1140194-50-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1140194-50-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,0,1,9 and 4 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1140194-50:
(9*1)+(8*1)+(7*4)+(6*0)+(5*1)+(4*9)+(3*4)+(2*5)+(1*0)=108
108 % 10 = 8
So 1140194-50-8 is a valid CAS Registry Number.

1140194-50-8Downstream Products

1140194-50-8Relevant articles and documents

Formation of α-hydroxyketones via irregular Wittig reaction

Okada, Hideki,Mori, Tomonori,Saikawa, Yoko,Nakata, Masaya

, p. 1276 - 1278 (2009)

Αddition reactions of (1-methoxyalkyl)triphenylphosphonium ylides, derived from the corresponding Wittig salts and n-BuLi, to aldehydes were investigated. It was revealed that the betaine LiX complexes, the primary adducts, were converted to α-hydroxyketones, prior to the formation of oxaphosphetanes, by addition of aqueous NH4Cl at low temperature.

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