L-Cysteine Hydrochloride Monohydrate CAS 7048-04-6 Assay 98.5~101.0% (Titration on Dried Basis) Factory
I-Shanghai Ruifu Chemical Co., Ltd. ngumenzi ohamba phambili kunye nomthengisi we-L-Cysteine Hydrochloride Monohydrate (H-Cys-OH · HCl · H2O) (CAS: 7048-04-6) kunye nomgangatho ophezulu.Njengomnye wababoneleli abakhulu be-amino acids e-China, i-Ruifu Chemical yenza izinto eziphuma kwi-amino acid ezisemgangathweni ukuya kufikelela kwimigangatho yamazwe ngamazwe, njenge-AJI, i-USP, i-EP, i-GB, kunye ne-FCC.Sinokubonelela nge-COA, ukuhanjiswa kwehlabathi jikelele, ubuninzi obuncinci kunye nobuninzi obukhoyo.Ukuba unomdla kwi-L-Cysteine Hydrochloride Monohydrate,Please contact: alvin@ruifuchem.com
| Igama leMchiza | L-Cysteine Hydrochloride Monohydrate |
| Izithethantonye | H-Cys-OH·HCl;H-Cys-OH · HCl Monohydrate;H-Cys-OH·HCl·H2O;L-Cys-OH·HCl·H2O;L-Cysteine HCL Monohydrate;L-Cysteine HCl H2O;(R) -2-Amino-3-Mercaptopropanoic Acid Hydrochloride Monohydrate;LCHCMH |
| Ubume beStokhwe | KwiSitokhwe, Umthamo weMveliso 3000 yeeToni ngonyaka |
| Inombolo yeCAS | 7048-04-6 |
| Ifomula yeemolekyuli | I-C3H10ClNO3S |
| Ubunzima beMolekyuli | 175.64 (157.62 anhy) |
| Indawo yokunyibilika | 175.0 ~ 178.0℃ |
| Ukuxinana | 1.54 g/cm3 |
| Inovakalelo | Hygroscopic.Ukungeva kuMoya, ukuKhanya, uBuvane ukufuma |
| Ukunyibilika kwamanzi | Inyibilika kakhulu emanzini |
| Ugcino Temp. | Itywinwe kwindawo eyomileyo, iVenkile kwindawo yobushushu beGumbi |
| I-COA kunye ne-MSDS | Iyafumaneka |
| Ukuhlelwa | Amino Acid Derivatives |
| Uphawu | Ruifu Chemical |
| Iikhowudi zeNgozi | Xi | RTECS | HA2285000 |
| Iingxelo zoMngcipheko | 36/37/38 | F | 3-10-23 |
| Iingxelo zoKhuseleko | 26-36 | I-TSCA | Ewe |
| WGK eJamani | 3 | Ikhowudi ye-HS | 2922491990 |
| Izinto | ImiGangatho yokuHlola | Iziphumo |
| Imbonakalo | IiCrystals eziMhlophe okanye uPowder weCrystalline, iNcasa yeAcid Enamandla | Iyahambelana |
| Ukuchongwa | I-Infrared Absorption Spectrum | Iyahambelana |
| Ukujikeleziswa okuthe ngqo [α]20/D | +6.1° ukuya +7.8°(C=8,1N HCl) | +6.3 ° |
| Imeko yesisombululo (iTransmittance) | Icacile kwaye ayinaMbala ≥98.0% | 99.1% |
| Ikloridi (Cl) | 19.89 ukuya kwi-20.29% | 20.16% |
| Isulfate (SO4) | ≤0.020% | <0.020% |
| I-Ammonium (NH4) | ≤0.020% | <0.020% |
| Intsimbi (Fe) | ≤10ppm | <10ppm |
| Iintsimbi ezinzima (Pb) | ≤10ppm | <10ppm |
| IArsenic (As2O3) | ≤1.0ppm | <1.0ppm |
| Ezinye iiAmino Acids | IChromatographically ayifumaneki | Iyahambelana |
| Ilahleko ekomisweni | 8.5 ukuya kwi-12.0% | 9.3% |
| Intsalela ekutshisweni (iSulfated) | ≤0.10% | 0.06% |
| Isivavanyi | 98.5 ukuya 101.0% (Titration: on Dried Basics) | 99.8% |
| Uvavanyo lwe-pH | 1.5 ukuya ku-2.0 (1% emanzini) | 1.8 |
| Imvelaphi | Umthombo ongengowalwanyana | Iyahambelana |
| Izinyibilikisi ezishiyekileyo | Iyahambelana | Iyahambelana |
| Ukuqukumbela | Le Mveliso ngokuHlolwa ngokuVumelana noMgangatho we-AJI97 | |
| Usetyenziso oluphambili | IiAmino Acids;Izongezo zokutya;AbaPhakathi bamayeza | |
Iphakheji: Ibhotile eFluorinated, 25kg/bag, 25kg/Cardboard Drum, okanye ngokwemfuno yomthengi.
Imeko yoGcino:Gcina kwizikhongozeli ezivaliweyo kwindawo yokugcina impahla epholileyo, eyomileyo nengena umoya kude nezinto ezingahambelaniyo.Khusela ukukhanya kunye nokufuma.
L-Cysteine Hydrochloride Monohydrate (CAS: 7048-04-6) AJI97 Indlela yoVavanyo
Ukuchonga: Thelekisa i-spectrum ye-infrared yokufunxa yesampuli kunye neyomgangatho we-potassium bromide disc method.
Ukujikeleziswa okuthe ngqo [α]D20: Isampulu eyomileyo, C=8, 1mol/L HCl
Imeko yeSolution (Transmittance): 1.0g kwi-10ml ye-H2O, i-spectrophotometer, i-430nm, i-10mm ubukhulu beeseli.
I-Chloride (Cl): 350mg, B-2
I-Ammonium (NH4): A-1
I-Sulfate (SO4): 1.2g, (1), i-ref: 0.50ml ye-0.005mol/L H2SO4
Intsimbi (Fe): 1.5g, ref: 1.5ml ye-Iron Std.(0.01mg/ml)
Iintsimbi ezinzima (Pb): 2.0g, (1), pH = 7, ref: 2.0ml yePb Std.(0.01mg/ml)
Arsenic (As2O3): 2.0g, (1), ref: 2.0ml ye-As2O3 Std.
Ezinye ii-Amino Acids: Isampuli yoVavanyo: 50μg, B-6-a, ulawulo;L-Cys·HCl·H2O 0.25μg
Ilahleko ekomisweni: Kwi-vacuum, i-P2O5, kwindawo yobushushu begumbi iiyure ezingama-20.
Intsalela kwi-Ignition (Sulfated): Uvavanyo lwe-AJI 13
Isivavanyi: Isampulu eyomileyo, 250mg, 0.05mol/L I2 1ml=15.762mg C3H7NO2S·HCl
Uvavanyo lwe-pH: 1.0g kwi-100ml ye-H2O
I-L-Cysteine Hydrochloride Monohydrate (CAS: 7048-04-6) Indlela yoVavanyo ye-USP35
INGCACISO
I-Cysteine Hydrochloride yi-L-Cysteine Hydrochloride Monohydrate kwaye iqulethe i-NLT 98.5% kunye ne-NMT 101.5% ye-L-Cysteine Hydrochloride (C3H7NO2S·HCl), ibalwe ngokomisiweyo.
UKUCHAZA
A. UKUFUTSHWA KWE-IFRARED <197K>
UVAVANYO
INKQUBO
Isampulu: 250 mg yeCysteine Hydrochloride
Akunanto: Qhubeka njengoko kuyalelwe kuHlahlelo ngaphandle kweSampuli.
Inkqubo yeTitrimetric
(Jonga i-Titrimetry <541>)
Imowudi: Titration Residual
I-Titrant: 0.1 N iodine VS
I-back titrant: 0.1 N sodium thiosulfate VS
Ukubonwa kwendawo yokugqibela: Okubonakalayo
Uhlalutyo: Dlulisela iSampulu kwiflaski ye-iodine.Yongeza i-20.0 mL yamanzi kunye ne-4 g ye-iodide ye-potassium, kwaye udibanise.Pholisa isisombululo kwibhafu yomkhenkce, kwaye wongeze i-5 mL ye-3 N hydrochloric acid kunye ne-25.0 mL ye-0.1 ye-iodine VS.Faka isivalo, kwaye uvumele ukuma ebumnyameni kwi-20 min.Titrate iodine egqithisileyo nge-Back titrant.Yongeza i-3 mL yenkanyezi ch TS njengoko isiphelo sisondela.Ngokwendlela yokuzimisela kweGank.Bala ipesenti yecysteine hydrochloride (C3H7NO2S·HCl) kwiSampuli ethathiweyo:
Isiphumo = {[(VB − VS) × N × F]/W} × 100
VB = Umva umthamo we-titrant osetyenziswa yi-Gank (mL)
VS = Umva umthamo we-titrant osetyenziswa yiSampuli (mL)
N = ukuqheleka okwenyani kwe-Back titrant (mEq/mL)
F= into yokulinganisa, 157.6 mg/mEq
W= Ubunzima besampulu (mg)
Iinqobo zokwamkela: 98.5% ~ 101.5% kwisiseko esomileyo
UBUNGCOLA
OKUSELELEYO EKUTSHENI <281>: NMT 0.4%
I-CHLORIDE NE-SULFATE, i-Sulfate <221>
Isisombululo esisemgangathweni: 0.10 mL ye-0.020 N sulfuric acid
Isampulu: 0.33 g yeCysteine Hydrochloride
Indlela yokwamkelwa: NMT 0.03%
I-IRON <241>: NMT 30ppm
IIMETALI EZINZIMA, Indlela I <231>: NMT 15ppm
EZINXULUMENEYO
Isisombululo se-N-Ethylmaleimide: 40 mg/mL ye-N-ethylmaleimide etywaleni
Isisombululo sesitokhwe esisemgangathweni: Dissolve 20 mg ye-USP L-Cysteine Hydrochloride RS kwi-10.0 mL yamanzi.Yongeza i-10.0 mL yesisombululo se-N-Ethylmaleimide, kwaye udibanise.Vumela isisombululo ukuba sime imizuzu emi-5 ngaphambi kokusebenzisa.
Isisombululo esisemgangathweni: 0.05 mg / mL ukusuka kwisisombululo esiqhelekileyo sesitokhwe emanzini.[ QAPHELA-Esi sisombululo sinogxininiso olulingana ne-0.5% yale yeSampuli yesisombululo.]
Isisombululo sokufaneleka kwenkqubo: Dlulisa i-10 mg ye-USP L-Tyrosine RS kunye ne-10 mL yesisombululo sesitokhwe esisemgangathweni kwi-flask ye-volumetric ye-25-mL.Nciphisa ngamanzi ukuya kumthamo.
Isampula yesisombululo sesitokhwe: Dlulisa i-0.2 g ye-Cysteine Hydrochloride kwi-flask ye-volumetric ye-10-mL, chitha, kwaye udibanise ngamanzi ukuya kwivolumu.
Isisombululo sesampuli: Kwi-5.0 mL yeSampuli yesisombululo sesitokhwe yongeza i-5.0 mL yesisombululo se-N-Ethylmaleimide, kwaye udibanise.Vumela isisombululo ukuba sime imizuzu emi-5 ngaphambi kokusebenzisa.
Inkqubo yeChromatographic (Jonga iChromatography <621>, iChromatography eThin-Layer.)
Indlela: TLC
I-Adsorbent: 0.25-mm umaleko we-chromatographic umxube we-silica gel
Umthamo wesicelo: 5μL
Ukuphuhlisa inkqubo yokunyibilikisa: I-butyl alcohol, glacial acetic acid, kunye namanzi (3:1:1)
I-reagent yokutshiza: 2 mg/mL ye-ninhydrin kumxube we-butyl alcohol kunye ne-2N acetic acid (95:5)
Ukufaneleka kwenkqubo
Iimfuno zokufaneleka: Ichromatogram yesisombululo sokufaneleka kweSistim ibonisa amabala amabini ahluke ngokucacileyo.
Uhlalutyo
Iisampulu: Isisombululo esisemgangathweni, isisombululo sokufaneleka kweNkqubo, kunye nesisombululo seSampuli.
Emva kokumisa ipleyiti emoyeni, fafaza nge-Spray reagent, kwaye ushushu phakathi kwe-100 ° kunye ne-105 ° i-15 min.Hlola ipleyiti phantsi kokukhanya okumhlophe.
Iikhrayitheriya zokumkela: Nayiphi na indawo yesibini yesisombululo seSampuli ayinkulu okanye inamandla ngaphezu kwendawo eyintloko yesisombululo soMgangatho.
Ukungcola komntu ngamnye: NMT 0.5%
Ubumdaka bubonke: NMT 2.0%
IIMVAVANYO EZITHILE
UKUJONGANA KOMBONISO, Ukujikeleza okuthe ngqo <781S>
Isisombululo sesampuli: 80 mg / mL kwi-6 N hydrochloric acid
Iindlela zokumkela: +5.7 ° ukuya +6.8 °
I-LOSSON DRYING <731>: Yomisa isampuli kwiqondo lokushisa lokushisa kwixinzelelo elingadluli kwi-5 mm ye-mer cury kwi-24 h: ilahlekelwa yi-8.0% ~ 12.0% yobunzima bayo.
IIMFUNO EZONGEZELELWEYO
UKUPAKISHWA NOKUGCINWA: Gcina kwizikhongozeli ezivalwe kakuhle.
IMIGANGATHO YE-USP REFERENCE <11>
USP L-Cysteine Hydrochloride RS
USP L-Tyrosine RS
Ukuthenga njani?Nceda uqhagamshelaneDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
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I-L-Cysteine Hydrochloride Monohydrate (H-Cys-OH · HCl · H2O) (CAS: 7048-04-6) ityuwa e-soluble yamanzi ye-amino acid engabalulekanga i-L-cysteine.Isetyenziswa ngokubanzi kwiinkalo zamayeza, ukusetyenzwa kokutya, isongezelelo sezondlo, i-antioxidant, i-ejenti yokugcina umbala, isifundo sebhayoloji, izixhobo zeshishini lemichiza njalo njalo.Ingumxhasi wokubiliswa kwesonka.Ikhuthaza uhlobo lwe-glutelin kwaye ithintele ekugugeni.Ikwasetyenziswa nakwi-cosmetic.Isetyenziswa kwijusi yeziqhamo zendalo ukuthintela iVitamin C oxide.Ine-detoxification yetyhefu ye-acrylonitrile aromafic acid.Isetyenziselwa ukukhusela kwingozi yemitha kunye nonyango lwe-bronchitis kunye ne-liquefy sputum.L-Cysteine Hydrochloride Monohydrateisetyenziswa ikakhulu kwinkalo ye-Medicine: ichiza eliveliswayo linokunyanga i-leukopenia kunye ne-leukopenia ebangelwa kulawulo lwamachiza e-anticancer kunye ne-radioactive drug eklinikhi.Liyeza kwityhefu yentsimbi enzima.Ikwasetyenziselwa ukunyanga i-hepatitis enetyhefu, i-thrombocytopenia, isilonda solusu, ukuthintela i-necrosis yesibindi, kwaye inemiphumo yokunyanga i-tracheitis kunye ne-expectoration.Ibakala lokutya: isongezelelo sezondlo, i-antioxidants.Ukulungiswa kwesonka, ukukhuthaza ukuvutshelwa, ukuthintela i-oxidation.Kwimiba yokutya, njenge-accelerator yesonka, inokutshintsha isonka kunye nencasa yokutya.Yi-hygroscopic.I-oxidation ecothayo kunye nokubola emoyeni.Inyibilika kakhulu emanzini.
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