SPECTRAL DATA -114- TABLE - II!_ UV/Viaible absorption spectral data of~ -oarboaJ.kox;y .ethyl tin oxinatea in methanol. - --~ Compound ::.\ max ( rllil) logE- max Figure Uumber - Oxine { CgH:6N • OH) 235 96 310 - (CH3C02CH CH ) sn(CgH60N) 255 4.81 2 2 2 2 96 315a. 3.48 334a 3.47 ---- 370 3.48 ( <JH co cR 0"H ) on(SG.N){OgH 0.N) 255 3.98 97 3 2 2 2 2 6 2 315a 2.93 370 3.21 CH3co 2mr20H2Sn0l(CgH60N) 2 245a 4.70 96 2Q5 4.82 ~ 315a 3.60 330a 3.61 375 3.76 Oontd .. I . ' \ \....... ,, ' 'I ~ ' f' ., .I \ ) ' ~ 2·0 1·0 1. Oxine. 2. Bis( ~-carbomethoxy etlwl} tin bis oxinate. 1•8 o·g a. ,t- carbomerhoxy ethyl chl_oro tin bis-ox.inate . ,..t 4. f,- carbobutoxv ethyl chl?rO tin bis- oxinate. 1'4 4) 1 '2 0'6 \) I I 3 c 0 1'0 .0 0'8 0 '<II ,0 0'6 ,.. 4 0~ - 300 ' ... 220 240 <!60 280' 300 ·0~~~~~~~;---~~--~=---~~~-4--~:=~~~320 340 360 380 4-00 '420 460 Wove len-~th ·-in" nm. ti(J. 96 UV/ v~sible spectra of oxine ~nd_,~ \"6rboalk~x.y ethvt tin. oxinates in meThanol. -115-. TABI,E - UI. ( c ont a.. ) ' •; . ~ '.,·, I,.,1,1 ·. ' . ' ~ ,.,~ ' ~ I <) '' t~i , 2.·0 1·0 1. (:.-~ carbo"inethci~V ,@.1-m~thyl eth~l C~lorb tin bi~ oxin~e . z.. f.>-,corbObutoxy ethyl.thiocvanato tin bi!' OJr.inate. ·.r o·9 1·8 3, ,&-.carbomethoxv ethyl thiocyanato tin !Jis- oxinare . 4. Bis(.~-carbomerhoxy ethyl)thiocvai!O!o tin'- oxinate. 1•5 Q-8 1·4 0•7 1: 1111·2 , • 1 o·6, .. "'c: t·o p·5 0 ..:. .! .. o·e 0·4 0 [ ,·· ., <( 0·4 ()·2 ll 4 . 0 . 2 0 1....::----1---l..-::----"--:----..__ __,.__,......__ -L._ zzo z.w 260 280 soo 320 340 aoo· 380 400 · 420 . 440 WAV£LENSTH in· nm. •. Ffg.,97 uv / vis(ble spectra of f-.- carboalkoxy ethyl tin oxinates in meThanol. -116- TABLE- IV UV/Visible absorption spectral data of (?, -oarboalkoxy ethyl tin substituted ox:tnates in methanol. ' : '. i'· '.'f ' •)' . '(f .· :'~-- ,: l"... · 1. : 5,1- _dichloro o~ine , 2-D 1·0 t. Bis (~--carbomeTI'IOXV eThvl) tin bi_s- '5,1-dichloro oxinote: 3. ,o!>•CarbomeThOXV eThyl Cl'lloro Tin biS-5,1- dichloro o:or.inate. 4: ,o!>-c,orbobutollv eti'IVI Cl'lloro tin Dis- 5,1-dichloro oxinate . •s. ~-carb0metl10'1.y ~~methYl ethyl chtoro tin bis-5,7-dicbloro oxinate. 1·8 0·9 t·6 o-: 1·4 ~- ·~t·Z c: 0 I l 4 ..Q 1"0 ...: 0 Ill ··z ..0 DL---~~--~~--~~ ?.ZO Z40 ' 2M ?.80 320 340 360 31!0 400 4ZD 440 wave lenQth In nm. Fig.98 UV/ visible spectra of {b- corboalkoxv ethvl tin 5,1..: dichloro oxinates in meThanol. -117- T::;,;A~· B:;;:;L;:;;;;E;,_- ...n,· (Contd •• ) .. ----·----------------- Compound Figure .Number ·------------------- 5·, 7 -di bromo oxine 245 .- 99 ---. '325 - (<m3 co2cH2 mr 2 ) 2sn(Br2 .c 9u4 ~n 2 251 4.59 '99 263 4.65 340 3.70 388 3.69 ~-- CH C Oz0HzOH SnCl\ Br , CgH40N} 265 4.79 99 3 2 2 2 325 3.59 340 3.63 390 3.76 '250 99 C4HgC OzOHzCH2Sn(Br2• Ogi{40fi )3 4e75 265 4.88, -~ ::?25 ~.76 340 4.80 390 ';1:.84 265. 99 CH3oOzCH(CH3)cH2SnCl 5.07 { Br • H ON) 2 c9 4 2 340 3.96 - 390 4.04 ~ I . ':,:f .)- (:f .,~~----- ~·I 4·0 1·0 .' 1. 5-7 dibromo o~tine 2. Bis(~-carbomethoxy ethyl)1in bis- 5.7-'dibromo Ol'.inate. 0-91 3. ~- carbOmetlloxv ethvl Chloro tin bis-5,7-dibromo OKinate. "~-earb0bu1ol(vethyl tin1ris-s,7-dibromo oxinate. ().8 5. />- carbOmethoxv f.~- methyl ethyl chiOro tin bis s,7- dibromo o"inote. 0·7 ., c Ql .£l ··- 0~----~----~----L---~a&O 300 O ~~~~3~20-----~L-----36~0--.--~3~8-0----400~-----4~2~0----~----J 220 240 ' 260 .uo' 460 . WavelengTh in nm " Fig. 99 UV/ visible spectra off,.- carbo~lkoxy ~~~VI tin. 5-_7- dibromo Ol(inotes in methanoi. -118- T.tU3LE-- V UV/Visible absorption spectral data ot·~ -carbo- a.lkoxy ethyl tin phacyl-5-azo ox:tnates in methanOl - - Compound max(nm) log Figu.re ------- IlBX Number "Phen.yl-5-az o oxine 240 - ,00 ( 061-!&~ Hf e00Hi;N. OR) 380 - · 4_50a - (CH oH 0H ) sn 245 100 3 co2 2 2 2 4~52 (0 H&~$N.06H 0N) 320. 4.26 ~ 0 0 2 430 . t1.49 CH co cH CH ~nCl · 260 4.52 100 3 2 2 2 c ( 06H0N a.N • o6H5 CN ) 2 340 4.37 400 4.49 ' { 0 4Hg002CH2CH 2 ) 2 sn 240 4.37 100 (06H&~sN.o~ 0N) 325· -~, 5 2 4.56 430 4.49 04HgC02CH20H2SnCl . 200 4~13 100 (06H x.r Hi • o H ON) _ 340 5 6 0 2 3~94 400 4.11 Contd •• ---------- 1. Pherlyl- 5-0ZO O'l'.ine. · t. 6is(~-carbomethoxv. erhyl)tinbiG-Phenvl-s-azo Ol(inate . s.p.-carbometho.~vethvt ct_hloro tin bis-phenyl- 5-ozo oxinare. 4.Bis(j!.-carbobutoxv ethyl) Tin t?is-phenvt-s-azo oxinare '5.~~ carbobutoxv: ~thyl chtoro tin bis.- phenyl-s-ozo-o"Klnote . 6.f.,-. carbomethOXY, (:;,'._meThyl. ethyl Chlor-o tin. bis- phenyl-S-OlO oxina1e. H3 i I ~ 1·2 Q) 0 c: 1·0 ~ 0 .0 0·8 II.. 0 (I) _o 0·6· <(. 0·4 0·2 0 ~~---~-------L----~--------~------~-----~----~--- 220 . 260 300 340 . 380 420 460 soo . WAVELENGTH in nm. Fig.100 UV/ visible spectra of phenyl-s..:azo oxine and some ~:>- carboalkoxy ethvl tin phenvl-s- azo~oxinates in methanol. ' .~· '.· I - . ·. ,. L..rl, p_:o-_ ·"'· .. '.' .. ·, ..., ... ;. -(; ·. ' .. • ·.r·; • -L 0 ~.... ~ .· .q .. ;.. -\ .· :;', . ' ~· ,.•., .. -119- Compound ~ max(nm) logE max Figure l'Iumber ~- -- 100 mi3co20H{CH3 )cH2~nCl 260 4.37 325 ( 0 sH5N IN • 06H50N} 2 4.55 410 4.99 5(2 1-carboxy phenyl) az o ox1ne 250 101 350a (H02c .00H4If HC 6H5I1 .• 0H} ~- 475' .. 260 4.34 101 'OH3c o2cH20H 2) 2sn 38d3, (H02C @06H4 11J' : :N .06H5~! )2 4.13 420 4.21- a:.Jmall hump • J· contd •• I. (l,;j_ ' --- -· ., •, ·-) I ~= ' ..... 'l'f ~ i.\. I 1. Dithizone· 2. · Bis( ~-corbomeftloxy ethyl) tin bis- dithizonate .- 3. ~-corbomethoxv ethyl chloro tin bis- dithizonote. 4. Sis(~- corbobutox:v ethyl) tin bis- dithizonate. 5.· P..- ~arbobutoxy ethyl chloro tin bis dithizonars . 1·8 1'6 Q) 1..) C·' 0 1·0 .D '- 0 (/) o-6 .D <( 0·4 o·z 0 220 260 300 ·340 380 420 ' 460 4 540 580 wavelength •n nm. F'!CJ.102 uv;v'tsible spectra of diJhizone and 6-corboalkoxv ethyl Tin dithizonates in methanol. \.} ) ·+ -~--- ~- '·. 2·0 1. Bis(,..carboJMthoxY sthVI) ChlorO tin dilhlZonaTI.' 2. Bls(-.·corbomattmy sttrvll thiocyonoto tin dlthizonota. 1·8 3. "-corbolltthalV ~'-JM!hvl Silly I chloro tin bls-dfthizonats. 1•6 1·4 1-2. 4) I) 1·0 c: 0 .s:. 0·8 ._ 0 Ill 0·6 .s:. <C 0·4 0-2 ol_~--~--~--~--~--~~~~~~~~~ 220 280 320 360 400 440 480 520 560 600 '#/~length in nm. Fig.lO~ UV/ visible specrro £. carboa!~untv ~rhyl tin dithizonates in lnffi'IOnol. -121- ~ ., . TABLE- VI \Contd •• ) Compound ~ ma:x;(nm). log Eznox Figure l~umbar, ' ' ~ CH0C02CH,CH3)CH2SnCl 276 4.40 10?> ( 06H&'IH.NCSN JN06H5) 2 480 ----------------------------------------------------- · TABLi.!; - VII uif/Visible absorption spectral· data of ~ -carboalkoxy ethyl tin complexes of alizarin and other ligands. CompOUl_l.d ~ max(nm) :LogE: max Figure I-I umber - Alizarin 250 - 104 /oo, · 275a 06H4 / 06H..1( OH) . -~ - 'CO - 2 325a 430 - 530a ( OH C0 CH ) 3 2 C,'H2 2 2sn 262 4.45 104 /co, 3208. 3.79 (osrr4 'oo/.C6H4o2 ) 4;75 3.95 ~--- Oontd .. ·:.f ) . ·r.~. :~ - ~ 1. ~lizarln 2. Bis(P.,-carbomethoxv erhyl)tin alizorinate. 3. ~- carbomethoxv·ethvl chloro tin an:z.arinate. 4. Sis (a.- corbobutoxy ethyl)tin alizorinate. 5. ~- corbobutoxy ethyl chtoro tin alizarin ate .. 1·5 1'3 Q u c 1·1 0 .Q ... o·g 0 (I) 0·7 ..0 <( 0·5 Q-3 0"1 0 - Z20 200 300 340 380 420 460 500 S4a sso 62.0 Wavelength in nm. f"iq.104 uv( visible spectra of Alizarin and ~-carboatl<axv ethVI tin atizarinate$ in me7honol . ' . ,;·. ~ . -122-· .. TABLE - VII ( COn.tdi •) Compound ~roo.x(nm) log_t max Figure Nwnber I l . ~ .~ ---- ( o rr oQ.2CH CH ) s~ · 255 ·4.56 104 4 9 2 2 2 ' . ; co, . 320a 3~1.1 (OsH C R 0 ) · 4( . / 6 4 2 ' .co ·' ' 480 3.82 ,CH3C02CH20H2SnCl. /oo, :<.c6H4, ./. OsH4o2) 250 ·4 •. 52 104 .·. - .. co ·.· ~ ·320a­ 3.70 .. 470 . 3.82 04H9C 020H20H2SnQ1 .. /co,. , · (CsH4........_. co /C6H402).. 25Q 104. 320a 460 ,. ·.·. 1,5-dipheeyl carbazone 230 ' - - . {0 6U5NH.NHCO!~JHtC 6H5 .) 290 460 565 , :. -· .. · Con.td•• ;.-, -123- TJ\BLE - VII {uontd •• / 1-nitroso~2-naphtnol 260 Cc10n6 .Ho( OH) J 370 ~- ( CH oR on ) snCl 3co2 2 2 2 260 4.49 370 4.08 (010H6U02} 580 3.57 asmll hl..lmp. The infrared sp ect:ra were recorded as_ ntl4-0l ·mulls using Beclcma.tin IR-20 >:>pectropnOtometer .equipped with KBr wjndo~s in all cases otherwise mentioned, in the range between 4000 - 300 cm-1 • The follOwing abbrevia- ti on have been used : s = strong, m = meclium, w = weak, v. • ver-J,. b =broad, sh = shoulder. Nujol has peaks at -124- 1 3000 - 2800s, 1460s, 1376m. Values_ may be in error t.5 om- • Bis (~ -carbomethoxy ethyl) tin dichloride (Fig. 1 h 3000-2840s(b), 1677s, 1455s, 1449s, 1420sh, 1407s, 1370s, 1274s, 1240s, 1230s, 1195s, 1190s,.1160sh, 1145s, 1139s, 1035s, 960s, 920m, 900w, 890w, 755s, 690s, 610s," 600sh, 570vw, 540w, 498m.