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29876-59-3

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29876-59-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 29876-59-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,8,7 and 6 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 29876-59:
(7*2)+(6*9)+(5*8)+(4*7)+(3*6)+(2*5)+(1*9)=173
173 % 10 = 3
So 29876-59-3 is a valid CAS Registry Number.

29876-59-3Downstream Products

29876-59-3Relevant articles and documents

Synthesis of thioureas in ionic liquid medium

Halimehjani, Azim Ziyaei,Farahbakhsh, Fataneh

, p. 284 - 288 (2013)

A highly efficient procedure for the synthesis of symmetrical thioureas by means of simple condensation of primary amines and carbon disulfide in 1-butyl-3-methylimidazolium chloride [BMIM][Cl] as a cheap and commercially available ionic liquid is presented. This procedure works for aromatic and aliphatic primary amines and give high to excellent yields of symmetrical thioureas without need for any catalyst or tedious work-up.

Rapid and highly efficient synthesis of thioureas in biocompatible basic choline hydroxide

Azizi, Najmedin,Farhadi, Elham

, p. 548 - 554 (2017/09/27)

A straightforward and convenient synthesis of symmetrical thiourea derivatives by the reaction of primary amines and carbon disulfide in biocompatible basic choline hydroxide is presented. A variety of biologically important thiourea derivatives can be obtained in good to excellent yields without a tedious work-up under mild reaction conditions. A series of primary aliphatic and aromatic amines with different substituted functional groups have been converted to thiourea derivatives under milder reaction conditions and short reaction times.

A concise synthesis of substituted thiourea derivatives in aqueous medium

Maddani, Mahagundappa R.,Prabhu, Kandikere R.

supporting information; experimental part, p. 2327 - 2332 (2010/07/02)

(Figure Presented) An efficient method for the synthesis of symmetrical and unsymmetrical substituted thiourea derivatives by means of simple condensation between available building blocks such as amines and carbon disulfide in aqueous medium is presented. This protocol works smoothly with aliphatic primary amines to afford various di- and trisubstituted thiourea derivatives. The present method is also useful in synthesizing various substituted 2-mercapto imidazole heterocycles. This method proceeds through a xanthate (amino dithiol deivative) intermediate, unlike isothiocyanate as in an earlier known method.

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