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143602-38-4

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143602-38-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143602-38-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,6,0 and 2 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 143602-38:
(8*1)+(7*4)+(6*3)+(5*6)+(4*0)+(3*2)+(2*3)+(1*8)=104
104 % 10 = 4
So 143602-38-4 is a valid CAS Registry Number.

143602-38-4Downstream Products

143602-38-4Relevant articles and documents

Synthesis of 4-(ω-aminoalkyl)- or 4-(ω-lactamiminoalkyl)thiazoles by ring chain transformation of isothioureas with lactam derivatives

Radics,Liebscher,Patzel

, p. 673 - 677 (2007/10/02)

CH-Acidic isothioureas 1 react with lactam acetals 2 at the unsubstituted N-atom as well as at the acidic S-methylene group giving 4-(ω-aminoalkyl)thiazoles 6. The latter are further transformed to 4-(ω-lactamiminoalkyl)thiazoles 8, if lactim ethers 3 are used in reactions with isothioureas 1.

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