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tetraethylammonium bromopentacarbonylchromium is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

14780-93-9

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14780-93-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 14780-93-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,7,8 and 0 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 14780-93:
(7*1)+(6*4)+(5*7)+(4*8)+(3*0)+(2*9)+(1*3)=119
119 % 10 = 9
So 14780-93-9 is a valid CAS Registry Number.

14780-93-9Upstream product

14780-93-9Relevant academic research and scientific papers

Syntheses of chromium pentacarbonyl derivatives of arsenic(V) and antimony(V). Contrasting chemical reactivity with organic halogen derivatives

Cherng,Lai,Liu,Peng,Ueng,Shieh

, p. 1206 - 1212 (2008/10/08)

We have synthesized a new series of chromium-group 15 dihydride and hydride complexes [H2As{Cr(CO)5}2]- (1) and [HE{Cr(CO)5}3]2- (E = As, 2a; E = Sb, 2b), which represent the first examples of group 6 complexes containing E-H fragments. The contrasting chemical reactivity of 2a and 2b with organic halogen derivatives is demonstrated. The reaction of 2a with RBr (R = PhCH2, HC≡CCH2) produces the RX addition products [(R)(Br)As{Cr(CO)5}2]- (R = PhCH2, 3; R = C3H3, 4), while the treatment of 2b with RX (RX = PhCH2Br or HC≡CCH2Br, CH3(CH2)5C(O)CI) forms the halo-substituted complexes [XSb{Cr(CO)5}3]2- (X = Br, 5; X = Cl, 6). Moreover, the dihaloantimony complexes [XX′Sb{Cr(CO)5}2]- can be obtained from the reaction of 2b with the appropriate organic halides. In this study, a series of organoarsenic and antimony chromium carbonyl complexes have been synthesized and structurally characterized and the role of the main group on the formation of the resultant complexes is also discussed.

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