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30557-01-8

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30557-01-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 30557-01-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,5,5 and 7 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 30557-01:
(7*3)+(6*0)+(5*5)+(4*5)+(3*7)+(2*0)+(1*1)=88
88 % 10 = 8
So 30557-01-8 is a valid CAS Registry Number.

30557-01-8Downstream Products

30557-01-8Relevant articles and documents

Synthesis of Triglycerides from 1,3-Dibromopropan-2-ol

Bhati, Asharam,Hamilton, Richard J.,Steven, David A.,Aneja, Rajender,Padley, Frederick B.

, p. 1553 - 1558 (2007/10/02)

1,3-Dibromopropan-2-ol (I) was converted into an acyl derivative (VI) by reaction with an appropriate acyl chloride in the presence of pyridine.The acyl derivative (VI) was subjected to nucleophilic substitution with 3 mol. equiv. tris(decyl)methylammonium carboxylate in refluxing hexane.This led to symmetrical diacid triglycerides in 90-94percent yield.Substitution with an equimolar amount of the carboxylate afforded, predominantly, the 1,2-bisacyloxy-3-bromopropane (VII) which could be easily isolated and further substituted to give unsymmetrical diacid- and triacid-triglycerides in ca. 96percent yield.Lipolysis showed the synthetic triglycerides to be ca. 99percent pure.

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