Cov lus qhia
| Zog: | Dawb crystalline hmoov |
| Assay (c16H19N3O4S): | 96% min |
| Daim qhia npe: | (1) Hauv Chromatogram kaw hauv qab cov ntsiab lus txiav txim siab yam, lub sijhawm ntsuas ntawm qhov kev ntsuas ntawm cov kev daws teeb meem ntawm cov ntsiab lus (2) Lub infrared nqus cov spectrum ntawm cov hnoos qeev uas yuav tsum sib txuas nrog cov ntaub ntawv siv hluav taws xob (spectrum teeb 658) |
| Dej: | 12 txog 15% |
| Kev sib hloov tshwj xeeb: | {{0 {}}℃rau +305 degree |
| Tus nqi acid: | 3.5 rau 5.5 |
| Clarity ntawm kev daws: | Turrbidity Cov Qauv Txheej Txheem No.2 Max (1Mol / l hydrochloric acid tov) Turbidity Cov Qauv Qauv No.2 Max (2Mol / l ammonium hydroxide tov) |
| N, n-dimetylaniline: | 20PPM Max |
| Cov hlau hnyav: | 20PPM Max |
| Residual cov kuab tshuaj: | Acetone: 0.5% Max Methylene chloride: 0.06% Max |
| Residue ntawm ignition: | 0.5% max |
| Related tshuaj: | Kev loj tshaj plaws: 1.0% Max Tus nqi ntawm impurities: 3.0% max |
Cov Ntaub Ntawv Thauj
|
Chaw ua uas tsis tau haus |
Kev qhia tshwj xeeb |
|
UN NUM |
|
|
Hom |
|
|
Cov Pab Pawg |
|
|
Hs code |
2941101200 |
|
Ruaj khov & rov ua |
Cov khoom lag luam ruaj khov nyob rau hauv cov qauv ambient ambient. |
|
Chaw ntim khoom |
Kaw cov thawv kom nruj kom kaw hauv qhov chaw qhuav thiab zoo-ventilated. Pom zoo cia qhov kub 2 - 8 degree |
|
Mob kom tsis txhob |
|
|
Lub thawv |
Cov Ntawv Thov
1. So li sib npaug hauv cov khoom siv hauv nruab nrog cev
Kev siv thawj: nws ua haujlwm ua aLub rooj ntev zaum-ruaj khov, Khoom li casntawm sulfur dioxide (so₂) hauv cov khoom siv hluavtis.
Muaj kev nyab xeeb dua thiab yooj yim dua lwm yam rau faseous so₂, uas yog tshuaj lom thiab nyuaj rau lis.
Reacts nrog nucleophiles (xws li orgleolithium lossis grampard reagents) los ua kom muaj sulfinates, sulfones, thiab sulfonamides.
2. Kev hais plaub ntug
Siv los qhia sulfone thiab sulfonamide cov pab pawg ua haujlwm pab pawg hauv cov chaw, agnchemicals, thiab cov ntaub ntawv tshwj xeeb.
Qhov zoo tshaj plaws hauv kev tawm tsam muaj kev cuam tshuam nrog sulfonyl radicals lossis intermediates rau kev tsim kho ntawm cov qauv molecules ntau.
3. Romical Chemistry
Muaj peev xwm koom nrog cov txheej txheem-raws li cov txheej txheem los tsim cov sulfonyl-muaj heterocycles lossis saw hlau, feem ntau nyob rau hauv cov duab duab lossis redox.
Haum rau kev hloov pauv-hlau-catalyzed hla-txuas nrog rau cov ntxau kom muaj qhov sib tw (piv txwv li, nrog aryl halloces thiab amines).
4. Cov Tshuaj Kho Mob Chemistry thiab Tshuaj Tsim
Sulfonyl-muaj cov qauv muaj nyob rau hauv cov khoom xyaw ua haujlwm (APIs), thiab cov lej no pab hauv lawv txoj kev tsim kho tau zoo.
Siv nyob rau hauv synthesis ntawm bioctive sulfonylated heterocycles, thiab sulfonamides, uas yog cov tswv yim tiv thaiv kab mob anticitor, thiab enzyme inibitors.
Cov txiaj ntsig
✅ ruaj khov thiab yooj yim los tuav
Tsis zoo li faseous so₂, no compound yog ib qho hnyav crystalline thiab yooj yim rau hnyav, khaws cia, thiab siv hauv lab-teev thiab kev teeb tsa chaw.
✅ Kub Refirity nrog organometallics
Muaj peev xwm reacts nrog nucleophiles xws li cov organolithiums thiab grignards, ua rau muaj kev hloov pauv sib txawv.
✅ Xaiv cov sulfonyhlation
Ua rau cov kev tswj siab siab nyob rau hauv cov ntxig ntawm so ₂, cov khoom lag luam me me piv tau piv rau kev coj ua sulfonicds.
✅ Siv tau nyob rau hauv Green Chemistry
Zam kev siv txoj kev xeb thiab volatile so₂ roj.
Yuav siv tau nyob hauv cov neeg muaj kev phom sij tsis muaj kev phom sij tsawg dua.
Tag
1,5,2,4-Dioxadithiane 2,2,4,4-Tetraoxide (CAS 99591-74-9) yog ib qho khoom muaj zog thiab ntau yam, tog zaum zoo yog surthic synthesis. Nws tso cai rau kev nyab xeeb, ntau dua cov lus hais txog tsis muaj kev xav tau los daws cov roj sulfur dulfur dioxide. Qhov no ua rau nws txaus nyiam tshwj xeeb hauv chaw tshuaj thiab agnemical kev lag luam rau sulthesis ntawm sulfone- thiab sulfonamide uas muaj lwg me me. Nws cov ntawv thov hauv cov tshuaj organic niaj hnub thiab cov ntsuas hluav taws xob txuas ntxiv mus nthuav tawm, muab cov khoom siv hluavtaws rau lub tsev sulphur-muaj cov tebchaw.
Cim npe nrov: Ampicillin are cas 7177-48-2, Tuam Tshoj Ampicillin 丨 cas 7177-48-2 Cov Chaw Tsim Tshuaj, Chaw Tsim Tshuaj, Hoobkas
