Vithamine B2 Riboflavin Cas: 83-88-5
| Nomoro ea lethathamo | XD91863 |
| Lebitso la Sehlahiswa | Vithamine B2 - riboflavin |
| CAS | 83-88-5 |
| Foromo ea molek'hulela | Setšoantšo sa C17H20N4O6 |
| Boima ba Molek'hule | 376.36 |
| Lintlha tsa polokelo | 2-8°C |
| Khoutu ea Lekhetho e Kopantsoeng | 29362300 |
Tlhaloso ea Sehlahisoa
| Ponahalo | Phofo ea kristale e mosehla |
| Assay | 99% mets |
| Sebaka se qhibilihang | 290 °C (Dec.)(lit.) |
| alpha | -135 º (c=5, 0.05 M NaOH) |
| Ntho e belang | 504.93°C (khakanyo e boima) |
| tekano | 1.2112 (khakanyo e fosahetseng) |
| index ea refractive | -135 ° (C=0.5, Mokhoa oa JP) |
| Fp | 9℃ |
| ho qhibiliha | E qhibiliha hanyenyane haholo ka metsing, hoo e batlang e sa qhibilihe ka har'a ethanol (liperesente tse 96).Litharollo lia senyeha ha u pepesetsoa khanya, haholo-holo boteng ba alkali.E bontša polymorphism (5.9). |
| pka | 1.7(ho 25℃) |
| Monko o monate | Monko o fokolang |
| PH | 5.5-7.2 (0.07g/l, H2O, 20°C) |
| PH Range | 6 |
| Ho qhibiliha ha Metsi | 0.07 g/L (20 ºC) |
| E hloahloa | Khanya e Kutloha |
| Botsitso | E tsitsitse, empa e na le bobebe bo bobebe.Ha e lumellane le mahlahana a matla a oxidizing, ho fokotsa mahlahana, metheo, calcium, letsoai la tšepe.E ka 'na ea sekehela mongobo. |
Vithamine B2 (riboflavin) e hlahisoa ke tomoso ho tsoa ho tsoekere, urea, le letsoai la diminerale ka har'a fermentation ea aerobic.
Ntho ea phepo e nepahetseng e fumanoang lebeseng, mahe, harese ea malted, sebete, liphio, pelo, meroho e makhasi.Mohloli o ruileng ka ho fetisisa oa tlhaho ke tomoso.Metsotso e teng liseleng tsohle tsa limela le liphoofolo.Vithamine (cofactor ea enzyme).
vithamine B2;Cofactor ea vithamine;LD50(rat) 560 mg/kg ip.
riboflavin (Vitamin B2) e sebelisoa litokisong tsa tlhokomelo ea letlalo joalo ka emollient.E ka fumanoa lihlahisoa tsa tlhokomelo ea letsatsi e le sesebelisoa sa suntan.Meriana, e sebelisetsoa ho phekola maqeba a letlalo.
Riboflavin ke vithamine B2 e qhibilihang ka metsing e hlokahalang bakeng sa letlalo le phetseng hantle le ho haha le ho boloka lisele tsa 'mele.ke phofo ea kristale e 'mala o mosehla ho isa ho 'mala oa lamunu.e sebetsa e le coenzyme le sejari sa haedrojene.e tsitsitse ha e chesa empa e ka qhibiliha 'me ea lahleheloa ke metsi a phehang.e batla e tsitsitse ho boloka.mehloli e kenyelletsa meroho e makhasi, chisi, mahe le lebese.
Khaello e matla ea riboflavin e tsejoa e le ariboflavinosis, 'me kalafo kapa thibelo ea boemo bona ke eona feela bopaki ba riboflavin.Ariboflavinosis hangata e amahanngoa le khaello ea livithamini tse ngata ka lebaka la bokhoba ba tahi linaheng tse tsoetseng pele.Ka lebaka la palo e kholo ea li-enzyme tse hlokang riboflavin e le coenzyme, khaello e ka lebisa mefuteng e mengata e sa tloaelehang.Ho batho ba baholo seborrheicdermatitis, photophobia, peripheral neuropathy, anemia, andoropharyngeal liphetoho tse akarelletsang angular stomatitis, glossitis, le cheilosis, hangata ke matšoao a pele a khaello ea riboflavin.Ha khaello e ntse e tsoela pele, mafu a matla le ho feta a hlaha ho fihlela lefu le hlaha.Khaello ea Riboflavin e ka boela ea hlahisa liphello tsa teratogenic le ho fetola ts'ebetso ea tšepe e lebisang khaello ea mali.
