Question
Unknown 315-S20-2 Can someone help me fill out the table on the right side please IR...
Unknown 315-S20-2
Can someone help me fill out the table on the right side please
IR Spectrum:
Unknown # 315-S20-2 Mol. Wt. = 181.0 g/mol C-33.17% H=5.01% 0 = 17.68% Molecular Formula Degree of Unsaturation = Mass Spectrum IR spectrum (liquid film) 100- Relative Intensity 150 175 25 50 75 100 125 m/z Based on the M.W., circle & label the molecular ion peak (M). Spectrum Region Frequency (cm ) Peak Shape (sharp, broad) MAVUTO Peak Intensity (strong, med., weak) Name of functional group Indicated Abbrev. Structure of functional group From M, does the compound contain nitrogen? Explain. >3000 cm Does the compound contain chlorine or bromine? Between 3000-2000 cm If so, circle the mass spec m/z peaks that indicate their presence. Label the peaks with the approximate intensity ratio of the isotopic molecules. Between 2000-1400 Expanded structure of compound (show all atoms, bonds, non-bonding electrons). Give the compound name. Between 1400-500
58% Molecular Romuld - begitu UI Unsaturation IR spectrum (liquid film) TRANSMETTANCEI D 4000 3000 2000 1000 500 Spectrum Frequency - 1500 NAVENUMERI Peak Intensity Peak Shape Name of functional Ahhrey structure
Answers
- - . & Given Molo who=18110 g/mal #04 carbon = 181.0 x 33.17 12 X 100 - 5 # of hydrogen - 181 X 501 Too #of oxygen= 1&1 X 14.68=2 - 168100 Since M: M+2 is lil, there tor remaining atom would be BY %. By a low - (33.17 +5:01 +17.68) = 44.14 % # of Bromines 181 X 44.14. 80X100 Molecular formula as CG HQ, Br] Degree of unsaturation 20+2 - (H + X) 12-10 2 1) Molecular in peak (M) 1801 2) No, compand does not contain nitrogen, 3) Yos, compound contain bromine. since relativity intensity M: M+2 olil Structure! n a Ž | Tame: Meryl-4-bromo Name: I Methyl-4-bromo butanoate mass spectrum H₂C-o-C= 6 + Br-CH 2 -CH2-CHA My z = 121 нс га M2=59Cier > noét + Br M2=101 CH2 CHо. - M/2=73 frequency Pleak shape Plak intensing tin grup Structur Spectrum 73 croone Sharp medium 3000-2000cmnt 2990 . 2050- 1400 CN - 1150 - 1400-500 cm 1300-1100 alkane (estar Chy-CH₂= co sharp strong carbony) Sharp medium co stretch oit ester c-o
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