L-(-)-Tyrosine CAS 60-18-4 (H-Tyr-OH) Chiyero 98.5~101.5% Factory High Quality
Shanghai Ruifu Chemical Co., Ltd. ndiyo inotungamira mugadziri uye mutengesi weL-(-)-Tyrosine (H-Tyr-OH; Tyr kana Y) (CAS: 60-18-4) ine mhando yepamusoro.Ruifu Chemical inopa akateedzana amino acids uye zvinobva.Isu tinogona kupa COA, kuendesa pasi rese, zvidiki uye huwandu hwakawanda huripo.Kana iwe uchifarira L-(-)-Tyrosine,Please contact: alvin@ruifuchem.com
Chemical Name | L-(-)-Tyrosine |
Mashoko anoreva zvakafanana | H-Tyr-OH;L-Tyrosine;L-Tyr;Yakadimburirwa Tyr kana Y;p-Tyrosine;Tyrosine;(S) -2-Amino-3-(4-Hydroxyphenyl)propionic acid;3-(4-Hydroxyphenyl)-L-Alanine |
Stock Status | MuStock, Kukwanisa Kugadzira 2000 Matani pagore |
Nhamba yeCAS | 60-18-4 |
Molecular Formula | C9H11NO3 |
Molecular Weight | 181.19 |
Melting Point | >300℃(Zvita) (lit.) |
Flash Point | 176℃ |
Density | 1.34 |
Sensitive | Sensitive to Chiedza |
Mvura Solubility | Isingasviki muMvura, 0.5 g/l 25℃ |
Solubility | Soluble muHydrochloric Acid.Solubility mu1mol/L HCl Inenge Yakajeka |
Solubility | Insoluble muEthanol uye Ether, Doro, Acetone |
Kugadzikana | Yakagadzikana.Haienderane neVakasimba Oxidizing Agents, Vakasimba Vanoderedza Agents |
Storage Temp. | Yakavharwa muKuoma, Chengetedza paChikamu Tembiricha |
COA & MSDS | Available |
Brand | Ruifu Chemical |
Hazard Codes | Xi | RTECS | YP2275600 |
Risk Statements | 36/37/38-40 | TSCA | Ehe |
Safety Statements | 26-36-37/39-22 | HS Code | 2922509099 |
WGK Germany | 3 |
Items | Kuongorora Maitiro | Results |
Chitarisiko | Makristasi Akachena kana Crystalline Powder | Conforms |
Kunhuwa | Kusanaka | Conforms |
Identification | Infrared Absorption | Conforms |
Specific Rotation | -9.8° kusvika -11.2°(C=4, H2O) | -11.0° |
Transmittance | ≥98.0% | 98.5% |
Heavy Metal (as Pb) | ≤10ppm | Conforms |
Kurasika paKuomesa | ≤0.20% | 0.16% |
Residue paIgnition | ≤0.20% | 0.04% |
Chloride (Cl) | ≤0.04% | <0.04% |
Ammonium (NH4) | ≤0.02% | <0.02% |
Sulfate (SO4) | ≤0.02% | ≤0.02% |
Simbi (Fe) | ≤10ppm | Conforms |
Arsenic (AS2O3) | ≤1.0ppm | Conforms |
Mamwe maAmino Acids | Chromatographically Haioneki | Conforms |
Kuongorora (HPLC) | 98.5% -101.5% | 99.65% |
pH | 5.0~6.5 | 5.6 |
Origin | Kubva Kusiri Mhuka Kwakabva | Conforms |
Organic Volatile Impurities | Sangana Nekutsanangurwa | Conforms |
Test Standard | AJI-97;USP37 | Conforms |
Sherufu Hupenyu | 36 Mwedzi Kubva Kugadzirwa Zuva Kana Yakachengetwa Zvakanaka | |
Main Kushandiswa | Amino Acids;Zvokudya zvinowedzera;Pharmaceutical Intermediates |
L-(-)-Tyrosine (H-Tyr-OH) (CAS: 60-18-4) AJI 97 Test Method
Kuzivikanwa: Enzanisa infrared absorption spectrum yemuenzaniso neiyo yechiyero ne potassium bromide disc nzira.
Chaiyo Kutenderera [α]20/D: Yakaomeswa Sample, C=5, 1mol/L HCl
State of Solution (Transmittance): 0.5g mu10ml ye1mol/L HCl, spectrophotometer, 430nm, 10mm sero ukobvu.
Chloride (Cl): 0.7g, A-1, ref: 0.40ml ye0.01mol/L HCl
Ammonium (NH4): B-2
Sulfate (SO4): 1.2g, (1), ref: 0.50ml ye0.005mol/L H2SO4
Simbi (Fe): 1.5g, (2), ref: 1.5ml yeIron Std.(0.01mg/ml)
Heavy Metals (Pb): 2.0g, (2), ref: 2.0ml yePb Std.(0.01mg/ml)
Arsenic (As2O3): 2.0g, (2), ref: 2.0ml yeAs2O3 Std.
Mamwe maAmino Acids: Dilute ammonia R2 Test Sample: 50μg, F-6-a, control: L-Tyr 0.25μg
Kurasikirwa paKuomesa: pa105 ℃ kwemaawa matatu.
Residue paIgnition (Sulfated): AJI Muedzo 13
Chiyero: Sample yakaomeswa, 180mg, (1), 6ml yeformic acid, 50ml yeglacial acetic acid, 0.1mol/L HCLO4 1ml = 18.119mg C9H11NO3
pH Muedzo: 0.02g mu100ml yakazara aqueous mhinduro
L-(-)-Tyrosine (H-Tyr-OH) (CAS: 60-18-4) USP35 Test Method
DEFINITION
Tyrosine ine NLT 98.5% uye NMT 101.5% yeL-Tyrosine (C9H11NO3), yakaverengerwa pane yakaomeswa.
KUZIVA
A. INFRARED AVORPTION <197K>
ASSAY
PROCEDURE
Muenzaniso: 180 mg yeTyrosine
Chisina chinhu: Sanganisa 6 mL yeformic acid uye 50 mL yeglacial acetic acid.
Titrimetric system
(Ona Titrimetry <541>)
Mode: Direct titration
Titrant: 0.1 N perchloric acid VS
Endpoint kuona: Potentiometric
Ongororo: Dissolve Sample mu6 mL yeformic acid uye 50mL yeglacial acetic acid, uye titrate neTitrant.Ita kusarudzika.
Verenga iyo muzana ye tyrosine (C9H11NO3) muSample yakatorwa:
Mhedzisiro = {[(VS-VB) x N x F]/W} x100
VS = vhoriyamu yeTitrant inopedzwa neSample (mL)
VB = vhoriyamu yeTitrant inopedzwa neiyo Blank (mL)
N = hunhu chaihwo hweTitrant (mEq/mL)
F= equivalency factor, 181.2 mg/mEq
W = uremu hwemuenzaniso (mg)
Maitiro ekugamuchira: 98.5% ~ 101.5% pane yakaomeswa hwaro
KUSIRIRA
RESIDUEON IGNITION <281>: NMT 0.4%
CHLORIDE NESULFATE, Chloride <221>
Mushonga wakakwana: 0.20mL ye0.020 N hydrochloric acid
Muenzaniso: 0.35 g yeTyrosine.[Cherechedza-Kana zvichidikanwa, nyungudutsa Sample nekudziya kusvika pedyo nekufashaira uye kuwedzera 1 mL yenitric acid.]
Maitiro ekugamuchira: NMT 0.04%
CHLORIDE UYE SULFATE, Sulfate <221>
Mushonga wakajairika: 0.50mL ye0.020 N sulfuric acid
Muenzaniso: 1.2 g yeTyrosine.[Cherechedza-Kana zvichidikanwa, nyudza Sample nekuwedzera 6 mL yediluted hydrochloric acid.]
Maitiro ekugamuchira: NMT 0.04%
IRON <241>: NMT 30ppm [Cherechedza-Kana zvichidikanwa, shandisa 2 mL yehydrochloric acid kunyungudutsa Sample.]
METALS ZVIKURU, Nzira I <231>: NMT 15ppm
RELATED COMPOUNDS
Diluted ammonia solution: Diluted 16 mL ye concentrated ammonia nemvura kusvika ku100 mL.
System suitability solution: Dissolve 10 mg yeUSP L-Tyrosine RS uye 10 mg yeUSP L-Phenylalanine RS mu 1 mL yeDiluted ammonia solution, uye dilute nemvura kusvika pa25.0 mL.
Mushonga wakajairika: Mubhokisi rakakodzera, nyungudutsa huwandu hweUSP L-Tyrosine RS mu1 mL yeDiluted ammonia solution.Dilute nemvura kusvika kuhuwandu kuwana mhinduro ye 0.05mg/mL.[Cherechedza-Iyi mhinduro ine kusungwa kwakaenzana ne0.5% yeiyo yeSample solution.]
Sample solution: Tumira 0.1 g yeTyrosine mu10-mL volumetric flask, wedzera yakakwana Diluted ammonia solution yekunyunguduka, uye wedzera nemvura kusvika kuhuwandu.
Chromatographic system (Ona Chromatography <621>, Thin-Layer Chromatography.)
Modhi: TLC
Adsorbent: 0.25-mm layer yechromatographic silica gel musanganiswa
Kushandiswa kwevhoriyamu: 5μL
Kugadzira solvent system: Isopropyl doro uye ammonium hydroxide (7: 3)
Spray reagent: 2 mg/mL yeninhydrin mumusanganiswa webutyl doro uye 2N acetic acid (95:5)
Kukodzera kwehurongwa
Zvinodiwa zvekukodzera: Iyo chromatogram yeSystem yekukodzera mhinduro inoratidza maviri akapatsanurwa mavara.
Analysis
Samples: Kukodzera kweSistimu mhinduro, Yakajairwa mhinduro, uye Sample mhinduro.
Pukuta ndiro pakati pe100 ° ne105 ° kusvikira ammonia yanyangarika zvachose.Pfaya neSpray reagent, wopisa pakati pe100° ne105° kwemaminetsi gumi nemashanu.Ongorora ndiro pasi pechiedza chichena.
Maitiro ekugamuchira: Chero nzvimbo yechipiri yeSample solution haina kukura kana kusimba kupfuura nzvimbo huru yeStandard solution.
Chero tsvina Yemunhu: NMT 0.5%
Yese tsvina: NMT 2.0%
ZVIYEDZO ZVAKANAKA
OPTICAL kutenderera, Chaiyo Rotation <781S>
Sample solution: 50 mg/mL mu 1 N hydrochloric acid
Maitiro ekugamuchira: -9.8 ° kusvika -11.2 °
LOSSON PAKUOMESA <731>: Pukuta sampuli pa105℃ kwe3 h: inorasikirwa neNMT 0.3% yehuremu hwayo.
ZVIMWE ZVINODIWA
PACKAGE AND STORAGE: Chengetedza mumidziyo yakavharwa zvakanaka.
USP REFERENCE MITIRO <11>
USP L-Phenylalanine RS
USP L-Tyrosine RS
Package: Fluorinated Bhodhoro, Aluminium foil bag, 25kg/Cardboard Drum, kana zvinoenderana nezvinodiwa nemutengi.
Storage Condition:Chengetedza mumidziyo yakavharwa panzvimbo inotonhorera, yakaoma uye inofefetera kure nezvinhu zvisingaenderane.Dzivirira kubva kuchiedza uye unyoro.
Kutenga sei?Please contactDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
Makore 15 Oupenyu?Tine makore anopfuura 15 ane ruzivo mukugadzira uye kutumira kunze kwemhando dzakasiyana-siyana dzepamusoro dzemishonga yepakati kana makemikari akanaka.
Main Markets?Tengesa kumusika wepamba, North America, Europe, India, Korea, Japan, Australia, nezvimwe.
Zvakanakira?Hunhu hwepamusoro, mutengo unokwanisika, masevhisi ehunyanzvi uye rutsigiro rwehunyanzvi, kuendesa nekukurumidza.
HunhuSimbiso?Strict quality control system.Midziyo yehunyanzvi yekuongorora inosanganisira NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, nezvimwe.
Samples?Zvigadzirwa zvakawanda zvinopa mahara emahara ekuongorora kwemhando, mutengo wekutumira unofanirwa kubhadharwa nevatengi.
Factory Audit?Factory audit inogamuchirwa.Ndapota itai nguva isati yasvika.
MOQ?Hapana MOQ.Kurongeka kudiki kunogamuchirwa.
Delivery Nguva? Kana mukati me stock, mazuva matatu kutumirwa anovimbiswa.
Transportation?Ne Express (FedEx, DHL), neMhepo, neGungwa.
Zvinyorwa?Mushure mekutengesa sevhisi: COA, MOA, ROS, MSDS, nezvimwe zvinogona kupihwa.
Custom Synthesis?Inogona kupa echinyakare synthesis masevhisi kuti aenderane nezvinodiwa zvako zvekutsvagisa.
Payment Terms?Proforma invoice inozotumirwa kutanga mushure mekusimbisa kurongeka, yakavharirwa ruzivo rwedu rwebhangi.Kubhadhara neT/T (Telex Transfer), PayPal, Western Union, nezvimwe.
L-(-)-Tyrosine (H-Tyr-OH) (CAS: 60-18-4) imwe ye22 proteinogenic amino acids inoshandiswa nemasero kugadzira mapuroteni.L-Tyrosine chinhu chakakosha chekudya chakakosha amino acid, inoita basa rakakosha mumetabolism, kukura uye kukura kwevanhu nemhuka, uye inoshandiswa zvakanyanya mukudya, chikafu, zvigadzirwa zvehutano uye maindasitiri emakemikari.1. Zvokudya zvinowedzera.Inoshandiswa zvakanyanya mukutsvakurudza kwesayenzi yezvekurima, asiwo sechinwiwa chekuwedzera uye kugadzirira kwekudya kwezvipembenene zvekugadzira, nezvimwewo. 2. L-Tyrosine inokosha biochemical reagent uye iyo huru yakagadziriswa yekugadzirwa kwehomoni dzepolypeptide, antibiotics, l-dopa uye mimwe mishonga.Iyo inotangira epinephrine, norepinephrine uye dopamine, matatu anokosha neurotransmitters.;3. L-Tyrosine inogona kushandiswa mumishonga interdediates, biochemical kudzidza, upenyu sainzi, tsvakurudzo zvekurima, chinwiwa chinowedzera uye zvokudya zvinhu, nezvimwewo;4. L-Tyrosine inobatsira kudzikamisa muviri, kuwedzera simba uye kuwedzera libido;5. Tyrosine inodzivirira ganda kubva kune inokuvadza UV chiedza mwaranzi;5. Mushonga we hyperthyroidism.Tyrosine inowedzera mafungiro emunhu, kuisa pfungwa, kudzidza, uye ndangariro.6. Inoshandiswa mu suntan accelerators uye mune ganda-bronzing cosmetics kuti ikurumidze kuvheneka.7. Inowanikwawo se modulation ye rhe eldee, chikafu chevana uye zvinovaka muviri zvemashizha emiti.8. L-Tyrosine chikafu chinonhuwira chekugadzirira chikafu chinonaka hachifanirwe kudarika iyo inotenderwa yakawanda uye yakanyanya kubvumidzwa masara ega ega pefiyumu chinhu muGB 2760. 9. Amino acid zvinodhaka.Amino acid infusion uye amino acid musanganiswa kugadzirira kwezvinhu zvakabikwa, sezvikafu zvinowedzera.Kurapa poliomyelitis uye zvepabonde nuclear yenyu encephalitis, hyperthyroidism nezvimwe zvirwere.Inoshandiswawo sechinhu chakabikwa chekugadzira diiodotyrosine, dibromotyrosine uye L-dopa.
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