5-Fluorocytosine (5-FC) CAS 2022-85-7 Mimọ ≥99.5% (HPLC) Capecitabine Emtricitabine Intermediate Factory
Ipese Iṣowo Capecitabine Awọn agbedemeji ibatan:
5-Fluorocytosine CAS: 2022-85-7
2',3'-Di-O-acetyl-5'-deoxy-5-fluorocytidine CAS: 161599-46-8
1,2,3-Tri-O-acetyl-5-deoxy-β-D-ribofuranose CAS: 62211-93-2
Capecitabine CAS: 154361-50-9
Oruko | 5-Fluorocytosine |
Awọn itumọ ọrọ sisọ | 5-FC;Flucytosine;4-Amino-5-fluoro-2-hydroxypyrimidine |
Nọmba CAS | 2022-85-7 |
NỌMBA CAT | RF-PI175 |
Iṣura Ipo | Ninu Iṣura, Iwọn iṣelọpọ Ti o to Awọn Toonu |
Ilana molikula | C4H4FN3O |
Òṣuwọn Molikula | 129.09 |
Brand | Ruifu Kemikali |
Nkan | Awọn pato |
Ifarahan | Funfun tabi Fere White Crystalline Powder |
Idanimọ IR | Iwoye gbigba infurarẹẹdi ti ayẹwo gbọdọ jẹ ibaramu pẹlu iwoye boṣewa |
Mimọ / Analysis Ọna | ≥99.5% (HPLC) |
Cytosine | ≤0.10% |
Eyikeyi miiran Olukuluku aimọ | ≤0.10% |
Solubility | Pipa ni Soluble ninu Omi;Tiotuka diẹ ninu Ọtí;Paractically ni Chloroform ati ni Eteri |
Pipadanu lori Gbigbe | ≤1.5% w/w (ni 105℃ 4 wakati) |
Aloku lori Iginisonu | ≤0.10% w/w |
Awọn Irin Eru (Pb) | ≤20ppm |
Fluorinc | ≤500ppm |
5-Fluorouracil | ≤0.10% |
Ayẹwo | 98.5% ~ 101.0% (iṣiro lori ipilẹ ti o gbẹ) |
Igbeyewo Standard | Standard Enterprise |
Lilo | Capecitabine & Emtricitabine Intermediate;elegbogi Intermediates |
Upstream Ọja | Cytosine CAS: 71-30-7 |
5-Fluorocytosine (5-FC) CAS: 2022-85-7 Ọna Ayẹwo
Irisi-funfun tabi Fere Funfun Crystalline Powder
Pipadanu lori Gbigbe-Gbẹ ni 105 fun wakati mẹrin: ko padanu diẹ sii ju 1.50% ti iwuwo rẹ.
Aloku lori Iginisonu-ko ju 0.1%.
Awọn irin Eru-ko ju 0.002%.
Fluoride-Dapọ 70 milimita ti ojutu iṣuu potasiomu kiloraidi ti a ti pese silẹ tuntun pẹlu 30 milimita ti ọti isopropyl, kun elekiturodu pẹlu supernatant ti o han gbangba, ki o jẹ ki elekiturodu wa ninu adalu ko kere ju wakati 2 ṣaaju lilo, tabi ni pataki ni alẹ moju.
Nigbati o ba n mu awọn wiwọn, gbe ojutu naa si beaker 150-mL, ki o si fi omi mọlẹ awọn amọna.Fi igi idarudapọ ti a bo polytef sinu beaker, gbe beaker sori ẹrọ mimu oofa kan ti o ni oke ti o ya sọtọ, ki o gba laaye lati ru titi ti iwọntunwọnsi yoo fi de (nipa iṣẹju 1 si 2).Fi omi ṣan ati ki o gbẹ awọn amọna laarin awọn wiwọn, ni iṣọra ki o maṣe yọ kirisita ni elekiturodu ion kan pato.
Ṣe iwọn agbara ti igbaradi Standard kọọkan, ki o gbero ifọkansi fluoride, ni miligiramu fun 100 milimita, dipo agbara, ni mV, lori iwe semilogarithmic.Ṣe iwọn agbara ti igbaradi Idanwo, ki o pinnu lati ibi-iwọn boṣewa ifọkansi fluoride, ni miligiramu fun 100 milimita.Ṣe iṣiro ipin ti fluoride ni apakan ti Flucytosine ti o mu nipasẹ agbekalẹ:
C/10
ninu eyiti C jẹ ifọkansi fluoride, ni iwon miligiramu fun 100 milimita, lati iwọn ti iwọn: ko ju 0.05% ti fluoride ni a rii.
Fluorouracil-tu 250 miligiramu ninu 10 milimita ti adalu glacial acetic acid ati omi (4: 1).Waye 20 µL ti ojutu yii si awo chromatographic tinrin-Layer ti a bo pẹlu Layer 0.5-mm ti adalu silica chromatographic.Si awo kanna lo 20 µL, ni awọn afikun 10-µL, ti 0.025 miligiramu fun ojutu milimita kan ti USP Fluorouracil RS ni adalu glacial acetic acid ati omi (4: 1).Dagbasoke chromatogram ni adalu chloroform ati glacial acetic acid (13: 7) titi ti iwaju epo yoo ti gbe ko kere ju 14 cm lati ipilẹṣẹ.Yọ awo kuro lati inu iyẹwu ti o ndagbasoke, ki o si jẹ ki epo naa yọ kuro.Wa awọn aaye ti o wa lori awo nipasẹ wiwo labẹ itọka UV gigun-kukuru: aaye eyikeyi lati ojutu labẹ idanwo ko tobi ni iwọn ati kikankikan ju aaye naa ni awọn oniwun RF ti a ṣe nipasẹ ojutu Standard, ti o baamu ko ju 0.1% ti fluorouracil.
Assay-Ibi nipa 400 miligiramu ti Flucytosine, ni iwọn deede, ni 250-mL beaker, fi 150 milimita ti adalu 2 iwọn didun ti glacial acetic acid ati 1 iwọn didun ti acetic anhydride, ki o tu, imorusi rọra ti o ba jẹ dandan.Titrate potentiometrically pẹlu 0.1 N perchloric acid VS, ni lilo ẹrọ elekiturodu calomel-gilasi kan.Ṣe ipinnu òfo, ki o si ṣe atunṣe to ṣe pataki.Olukuluku milimita ti 0.1 N perchloric acid jẹ deede si 12.91 miligiramu ti C4H4FN3O.Flucytosine ko kere ju 98.5 ninu ogorun ati pe ko ju 101.0 ogorun ti C4H4FN3O, ṣe iṣiro lori ipilẹ ti o gbẹ.
Package: Igo, apo apamọwọ Aluminiomu, ilu paali, 25kg / Drum, tabi gẹgẹbi ibeere alabara.
Ipò Ìpamọ́:Fipamọ sinu awọn apoti ti a fi edidi ni itura ati ibi gbigbẹ;Dabobo lati ina, ọrinrin ati kokoro infestation.
Shanghai Ruifu Kemikali Co., Ltd jẹ olupilẹṣẹ oludari ati olupese ti 5-Fluorocytosine CAS: 2022-85-7 (Fluorocytosine; 5-FC) pẹlu didara giga, ti a lo ni lilo pupọ ni iṣelọpọ Organic, iṣelọpọ ti awọn agbedemeji elegbogi ati Ohun elo elegbogi ti nṣiṣe lọwọ (API) kolaginni.5-Fluorocytosine (CAS: 2022-85-7) jẹ agbedemeji Capecitabine (CAS: 154361-50-9) ati Emtricitabine (CAS: 143491-57-0).
5-Fluorocytosine jẹ afọwọṣe fluorinated ti cytosine.5-FC ti fọwọsi nipasẹ Awọn ipinfunni Ounje ati Oògùn AMẸRIKA (FDA) bi aṣoju antifungal ti a lo fun itọju Candida ati Cryptococcus.Laipẹ pẹlu idagbasoke ti itọju ailera pupọ, 5-FC ti ṣe agbekalẹ bi prodrug kan ni apapọ pẹlu jiini igbẹmi ara ẹni cytosine deaminase.