In addition t o these acids a ncutrnl portion wns obtained from which 1 : G-dinie~hyl-a-~~a~~Alltagrti,lo,le, m.p. 94', was isolntcd togctlicr with : L substaucc of einpiricnl formula ClaHlaO,,, n1.p. 70-71", probnbly 1 : G-divid?yl-5 : S-dinceloxy~ia~hlAuleiie. Wlicn thc cliroinic acid oxidation w
International society of leather trades chemists
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1936
- Weight
- 254 KB
- Volume
- 55
- Category
- Article
- ISSN
- 0368-4075
No coin nor oath required. For personal study only.
โฆ Synopsis
tliversc liiics of iipliroiicli i i i i d , iii time, to Iciitl to ii clciir coiiccptioti of t Iic tiiit iirc of soliitiotis.
Tlic study of litlitids :itid soliitioiis is of piirticiiliir ititerest iit tlic Irrcsetit titiic lieciiitsv tlic iittetit*ioti of pliysicnl cheiiiists is tiirtiiiip tiiorc iitiil iiiore to rciictioiis in tlic liquid phiisit. The kinetics of siicli rciic:tiotis iiw Iii*gitiiiiiig to tiikc tlir pliicc oiicc held Iiy tlic kinetics of giiseoiis rciictiotis, iititl Iiroprcss iti this tiew fcltl will rlr'pciid to :I cntisitleriililc cstctit o i l ii coiiiplctc utidcrst,iititliiip of t lie ititc~rtiiolec~iiliir forcw wliith opcriitc i r i liqiiids.
INTERNATIONAL SOCIETY OF LEATHER TRADES CHEMISTS
L\ mrct,itig of tlir Ilritisli Section of t,lic I.S.L.T.C. wiis Iield oti Thiirsdiiy, Octolicr Y, i i t tlic 2\pririiltiirnl I-lnll itiiclcr t,lic rliiiirtiiiitisliip of 111.. 11. 1-1. .\liirthtt, Viceprcsidciit of tliv Soctioii. t\ttciit.ioii \';is clrn\rti to tlir I'roctcr Jlctiioriiil Fcllo\rsliip Fiiiid, iititl tlic cluiiriiiriti urged all who I i i i t l not tloiic so, I ~i t .
\rislictl to, to sciitl tlieir doiint.ioiis to the r,tb:ltlierscllcrs' Coiiiliiiiiy! %c:itllcrsc!lIcrs' 1-liill. St. i-lclcti's L'liicc, E.C., witlioiib tlcliiy.
Dr. Burtoii tlicii giivr i i t i :iccoiitit, of tlic work of tlic I3rit.isli Wrctioti Coiiitiiittcc 011 Sole l~~~iitlicr Atiiilysis i.oiitliictct1 iti coiiticsioti with tlic proposed iiict.liotl of st rip snnipliiig. Aiiiilyscs Itiid Iiccii tiiiitlc of sole Iciitlicrs s i i i i i p l d Iiy liot.li tlic ofiicinl ntid fitrip tiiet,lio(ls, iiiitl t.ltc: rcwlts lind Iwcii ciircfiilly cotisitlcrctl. \riiriiitioiis rsistcd in tlic rcsiilts olitnitietl. -For itistiiiiri!, tlit: wntrr s o l i i l h froiii tlic two psitioils niiglit, vary I)y iis tnricli iis froiii -1 *no/, to $4 *2yo. Tlic? itlrii of tlic Cotiitiiittrc Iiiitl Iiecii to ti1111 i i t t i t ~i i t i positioti of siitiiplitig wliit*li would iiitlicnte iivrriigt! cotiiposit,ioii! I J l l t o\ritig to viiriiitioiis in t,hc leiither, this Iiiitl IJCCII foiintl itiipssililt~. l'lic C'otiiiiiit,tce felt that t.lit: 0llic:iiil lrositioti iis tlcscril)ctl in T.U.3 sprcificiitioii \riis tlic h s t ? ittitl ltiss Iiy iiiiitiliitioii coultl I)c itiiiiitiiizcd 1)y c-lioosiiig low sclcctioti Ixiids. ,\piti, for pliysiciil tests. t;hc Iictitls Iiiitl to lie cut, so thnt rticitilritiort loss wiis iiot so scrious :iftw ;ill. \Wit rrgiirtl to siiiiiplitig for pliysiciil tests. flit? Cotiitiiittcc. \rould iiot iiiiiki. iitiy tlefiiiitc ritliiig i i t tliis stiige, h i t , siiggcstcd that it slioitltl Iic ndjiicriit to tlic Iircsciii, C:orrriiinctit psitioti for siitit$tig t'or clic!tiiiciil tests.
๐ SIMILAR VOLUMES
occiirs in iiiiturc. Aitiiiiovnlcroliictotic hiis been made the starting point of ii nciv synthesis of int:t,liiotiiiic, CH,S .Cโฌr,.Cl-r,.Clr .C'O,l-r. l h c e t,hc In t,tcr I NI-ECOC,I~r, compoitntl is tlircct.ly rclatrtl to gliitiiniio :iciil, ornitliiiic, argininc, ctc. Dr. L'yman rcplietl t h i