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200703-04-4

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200703-04-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 200703-04-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,0,7,0 and 3 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 200703-04:
(8*2)+(7*0)+(6*0)+(5*7)+(4*0)+(3*3)+(2*0)+(1*4)=64
64 % 10 = 4
So 200703-04-4 is a valid CAS Registry Number.

200703-04-4Upstream product

200703-04-4Downstream Products

200703-04-4Relevant articles and documents

Synthesis and characterisation of new acetylide-functionalised oligothiophenes and their dinuclear platinum complexes

Lewis, Jack,Long, Nicholas J.,Raithby, Paul R.,Shields, Gregory P.,Wong, Wai-Yeung,Younus, Muhammad

, p. 4283 - 4288 (1997)

A series of rigid-rod alkynes with extended π conjugation through oligothiophene linkage units in the backbone, 2,5-bis(trimethylsilylethynyl)thiophene Ia, 2,5-diethynylthiophene Ib, 5,5′-bis(trimethylsilylethynyl)-2,2′-bithiophene IIa, 5,5′-diethynyl-2,2

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