🧲YaMR Spektroskopiya — Birikmalar Katalogi

12 ta birikma — har biri YaMR fenomeni uchun

12 ta birikma¹H, ¹³C, ¹⁹⁵Pt, ⁵⁹CoLinkage IzomerizmParamagnit Siljish
← YaMR asosiy sahifa
YaMRYadro magnit rezonansi12 ta birikmaLinkage IzomerizmParamagnit Siljish

Birikmalar Katalogi

12 ta birikma — "YaMR spektroskopiyasining muhim fenomenlarini o'rganish uchun"

Har bir birikma YaMR spektroskopiyasining ma'lum bir muhim fenomenini o'rganish uchun maxsus tanlangan. Linkage izomerizm, paramagnit siljish, fluksionallik, metall yadrolari YaMR — barchasi shu yerda!

Linkage Izomerizm
2 ta
Diamagnit
3 ta
Paramagnit
2 ta
Metall Yadrolari
5 ta
12 ta birikma topildi
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Pentaamminkobalt(III) nitro-izomer xlorid

Nitro-pentaamminkobalt(III) (sariq)

[Co(NH3)5(NO2)]Cl2
M = 261.44 g/mol • sariq (yellow)
YaMR:
¹H, ¹⁵N, ⁵⁹Co
¹H: 3.5 ppm (NH₃), ¹⁵N: 650 ppm (NO₂, N-bonded)
Fenomen:
Linkage izomerizm (N-bonded), Photo-salient effect
Linkage IzomerizmsingletDSCPhoto-salient
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Pentaamminkobalt(III) nitrito-izomer xlorid

Nitrito-pentaamminkobalt(III) (qizil)

[Co(NH3)5(ONO)]Cl2
M = 261.44 g/mol • qizil (red)
YaMR:
¹H, ¹⁵N, ⁵⁹Co
¹H: 3.5 ppm (NH₃), ¹⁵N: 580 ppm (ONO, O-bonded)
Fenomen:
Linkage izomerizm (O-bonded), endo/exo-nitrito
Linkage IzomerizmsingletDSCPhoto-salient
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Geksaamminkobalt(III)

Luteo-kobalt (sariq)

[Co(NH3)6]³⁺
M = 161 g/mol • sariq (yellow)
YaMR:
¹H, ⁵⁹Co
¹H: 3.5 ppm (NH₃, barcha ekvivalent), ⁵⁹Co: 8120 ppm
Fenomen:
Simmetrik oktaedr, inert kompleks
Diamagnit Komplekslarsinglet
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Tris(etilendiamin)kobalt(III)

Tris(etilendiamin)kobalt(III)

[Co(en)3]³⁺
M = 345.52 g/mol • sariq-to'q sariq
YaMR:
¹H, ¹³C, ⁵⁹Co
¹H: 2.8-3.5 ppm (CH₂, murakkab multiplet), ¹³C: 45-50 ppm
Fenomen:
Xelat effekti, xirallik (Δ va Λ)
Diamagnit KomplekslarAB kvartet (murakkab)
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Geksatsianoferrat(II)

Sariq qon tuzi (Ferrotsianid)

[Fe(CN)6]⁴⁻
M = 211.95 g/mol • sariq (yellow)
YaMR:
¹³C
¹³C: 177 ppm (CN⁻, barcha ekvivalent)
Fenomen:
Kuchli maydon ligandi (CN⁻), past spinli diamagnit
Diamagnit Komplekslarsinglet
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Tris(atsetilasetonato)temir(III)

Temir(III) atsetilasetonat (qizil-jigar)

[Fe(acac)3]
M = 353.17 g/mol • qizil-jigar (red-brown)
YaMR:
¹H
¹H: -60 dan +60 ppm (Contact Shift)
Fenomen:
Paramagnit siljish (Contact Shift), yuqori spinli Fe(III)
Paramagnit Komplekslarkengaygan (paramagnit)
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Tris(1,10-fenantrolin)temir(II)

Ferroin (qizil)

[Fe(phen)3]²⁺
M = 532.47 g/mol • qizil (red)
YaMR:
¹H
¹H: 7.5-9.2 ppm (aromatik, diamagnit siljish)
Fenomen:
Past spinli diamagnit, MLCT, aromatik halqalar
Paramagnit Komplekslarmultiplet (aromatik)
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cis-Diammindixloroplatina(II)

Sisplatin (saraton dori)

cis-[PtCl2(NH3)2]
M = 300.05 g/mol • sariq (yellow)
YaMR:
¹H, ¹⁹⁵Pt
¹H: 4.2 ppm (NH₃, triplet), ¹⁹⁵Pt: -2100 ppm
Fenomen:
Sisplatin, saraton dori, ¹⁹⁵Pt YaMR
Metall Yadrolari YaMRtriplet (¹H), quintet (¹⁹⁵Pt)
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trans-Diammindixloroplatina(II)

Transplatin (samarasiz)

trans-[PtCl2(NH3)2]
M = 300.05 g/mol • sariq (yellow)
YaMR:
¹H, ¹⁹⁵Pt
¹H: 3.8 ppm (NH₃, triplet), ¹⁹⁵Pt: -1850 ppm
Fenomen:
Transplatin, trans-effekt, spin-spin bog'lanish farqi
Metall Yadrolari YaMRtriplet (¹H), quintet (¹⁹⁵Pt)
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Tetraxloroplatinat(II)

Tetraxloroplatinat(II)

[PtCl4]²⁻
M = 317.82 g/mol • qizil-jigar
YaMR:
¹⁹⁵Pt
¹⁹⁵Pt: 1620 ppm (referens)
Fenomen:
¹⁹⁵Pt YaMR referens, tekis kvadrat
Metall Yadrolari YaMRsinglet
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Tris(trifenilfosfin)rodiy(I) xlorid

Wilkinson katalizatori

[Rh(PPh3)3Cl]
M = 925.33 g/mol • qizil-jigar
YaMR:
³¹P, ¹⁰³Rh
³¹P: 48 ppm (PPh₃), ¹⁰³Rh: 6700 ppm
Fenomen:
Fluksionallik, VT-NMR, katalizator
Metall Yadrolari YaMRdublet (³¹P), multiplet (¹⁰³Rh)
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Geksaakvaalyuminiy(III)

Geksaakvaalyuminiy

[Al(H2O)6]³⁺
M = 111 g/mol • rangsiz
YaMR:
²⁷Al, ¹H
²⁷Al: 0 ppm (referens), ¹H: 4.8 ppm (H₂O)
Fenomen:
²⁷Al YaMR referens, labil almashinish
Metall Yadrolari YaMRsinglet

✅ Asosiy xulosalar

  1. Har bir birikma YaMR spektroskopiyasining muhim fenomenini o'rganish uchun tanlangan
  2. Linkage izomerizm — Jorgensen (1894) kashfiyoti, DSC va photo-salient effect
  3. Diamagnit komplekslar — o'tkir signallar, tuzilish aniqlash
  4. Paramagnit komplekslar — Contact Shift, signallar -60 dan +60 ppm gacha
  5. Metall yadrolari YaMR — ¹⁹⁵Pt, ⁵⁹Co, ³¹P, ²⁷Al
  6. Knowledge Base asosida — ωB97XD/6-31+G(d,p) hisob-kitoblari
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