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75311-50-1

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75311-50-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75311-50-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,3,1 and 1 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 75311-50:
(7*7)+(6*5)+(5*3)+(4*1)+(3*1)+(2*5)+(1*0)=111
111 % 10 = 1
So 75311-50-1 is a valid CAS Registry Number.

75311-50-1Downstream Products

75311-50-1Relevant articles and documents

A new convenient method to obtain pyrroles from tertiary N-allylthioamides

Magedov, Igor V.,Kornienko, Alexander V.,Zotova, Tatyana O.,Drozd, Victor N.

, p. 4619 - 4622 (2007/10/02)

1,2-Disubstituted pyrroles 1 were synthesized from available thioamides 4. Thioamides were initially treated with either alkylating agents or Lewis acids to give salts 5 or complexes 12 which were subsequently reacted with base to yield pyrroles 1.

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