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77999-18-9

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77999-18-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77999-18-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,9,9 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 77999-18:
(7*7)+(6*7)+(5*9)+(4*9)+(3*9)+(2*1)+(1*8)=209
209 % 10 = 9
So 77999-18-9 is a valid CAS Registry Number.

77999-18-9Downstream Products

77999-18-9Relevant academic research and scientific papers

PHOTOCHEMISCHE UND THERMISCHE ZERSETZUNG VON DIAZO-2-TRIMETHYLSILYL-2-SILA-3,5-CYCLOHEXADIENEN. SILABENZOLE UND SILAFULVENE ALS ZWISCHENSTUFEN

Maerkl, G.,Schlosser, W.,Sheldrick, W. S.

, p. 467 - 470 (1988)

Depending on the reaction conditions the carbene, formed by N2-elimination out of the title compound rearranges by silyl-migration to give the silabenzene and by carben-migration to give the silafulvene as reactive intermediates.

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