β-cyclodextrin 7585-39-9 Hoobkas nqe
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Yuav tsum muaj ib qho tseev kom muaj, txais tos hu rau peb txhua lub sijhawm.
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Kev piav txog
Khoom npe: β-cyclodextrin
CAS: 7585-39-9
MF: C42H70O35
MW: 1134.99
Einecs: 231-493-2
Melting taw tes: 290-300 ° C (Dec.) (Lit.)
Boiling taw tes: 844.96 ° C (ntxhib kwv yees)
Ceev: 1.2296 (ntxhib kwv yees)
FEMA: 4028 | Beta-cyclodextrin
Refuntion Index: 1.7500 (kwv yees)
PKA: 11.73 ± 0.70 (kwv yees)
Daim Ntawv: Hmoov
Xim: Dawb
PH: 5.0-8.0 (1% hauv kev daws, Ph Eur)
Kev ua kho qhov muag: [α] 20 / d + 162 ± 3 °, c = 1.5% hauv h2o
Dej solubility: soluble hauv dej thiab ammonium hydroxide.
Merck: 14,2718
BNN: 78623
Kev qhia tshwj xeeb
| Khoom npe | β-cyclodextrin |
| Kev tshwm sim | Dawb crystalline hmoov |
| Kev coj dawb huv | 99% min |
| MW | 1134.99 |
| Melting taw tes | 290-300 ° C |
Daim ntawv thov
1. Embedding cov neeg sawv cev rau cov vitamins thiab cov tshuaj tsw qab (micro frampapsules); ua AIDS; stabilizers.
2. Siv dav nyob rau hauv kev sib cais ntawm cov organic sib txuas thiab hauv cov synthic synthesis, nrog rau cov khoom siv tshuaj, khoom noj ntxiv, thiab lwm yam.
3. Cov neeg sawv cev sib tw. Enzyme kev tshawb fawb. Cov nqaij kab lis kev cai tus neeg sawv cev.
Chaw ntim khoom
Cov khoom no yuav tsum tau muab ntim thiab khaws cia.
Lub sij hawm Post: Lub Yim Hli 04-2022