N-Acetyl-L-Tyrosine CAS 537-55-3 (Ac-Tyr-OH; NALT) Assay 99.0~101.0 Factory
Shanghai Ruifu Chemical Co., Ltd. ndiyo inotungamira mugadziri uye mutengesi weN-Acetyl-L-Tyrosine (Ac-Tyr-OH; NALT) (CAS: 537-55-3) ine mhando yepamusoro.Ruifu Chemical inopa akateedzana amino acids uye zvinobva.Chigadzirwa chemhando yepamusoro, mutengo unonzwisisika, wakanakisa uye nekukurumidza mushure mekutengesa-sevhisi zvisungo zveRuifu Chemical kune vatengi.Isu tinogona kupa COA, kuendesa pasi rese, zvidiki uye huwandu hwakawanda huripo.Kana iwe uchifarira N-Acetyl-L-Tyrosine,Please contact: alvin@ruifuchem.com
| Chemical Name | N-Acetyl-L-Tyrosine |
| Mashoko anoreva zvakafanana | Ac-Tyr-OH;Ac-L-Tyr-OH;N-Ac-L-Tyr;NALT;Ac-Tyrosine;Acetyltyrosine;N-Acetyltyrosine;Acetyl-Laevo-Tyrosine;LN-Acetyltyrosine;(2S) -2-(Acetylamino)-3-(4-Hydroxyphenyl)Propanoate;(S) -2-Acetamido-3-(4-Hydroxyphenyl)propanoic Acid;N-Acetyl-(S)-2-Amino-3-(4-Hydroxyphenyl)propionic Acid;(2S)-2-(Acetylamino)-3-(4-Hydroxyphenyl)propanoic Acid |
| Stock Status | MuStock, Kukwanisa Kugadzira Matani makumi matatu pagore |
| Nhamba yeCAS | 537-55-3 |
| Molecular Formula | C11H13NO4 |
| Molecular Weight | 223.23 g/mol |
| Melting Point | 150.0 kusvika 154.0 ℃ |
| Density | 1.304 |
| Mvura Solubility | Soluble muMvura, Anenge Transparency |
| Storage Temp. | Yakavharwa muKuoma, Chengetedza paChikamu Tembiricha |
| COA & MSDS | Available |
| Classification | Amino Acids & Derivatives |
| Brand | Ruifu Chemical |
| Hazard Codes | Xi - Irritant | F | 10 |
| Risk Statements | 41-36/37/38 | TSCA | Ehe |
| Safety Statements | 26-39-36 | HS Code | 2922491990 |
| WGK Germany | 3 |
| Items | Kuongorora Maitiro | Results |
| Chitarisiko | Makristasi Akachena kana Crystalline Powder | Conforms |
| Identification | Infrared Absorption Spectrum | Conforms |
| Kutenderera kwakananga [α]20/D | +46.5° kusvika +49.0°(C=2 muH2O) | +47.2° |
| State of Solution (Transmittance) | ≥96.0% | 98.3% |
| Chloride (Cl) | ≤0.020% | <0.020% |
| Sulfate (SO4) | ≤0.020% | <0.020% |
| Ammonium (NH4) | ≤0.020% | <0.020% |
| Simbi (Fe) | ≤30ppm | <30ppm |
| Masimbi anorema (Pb) | ≤10ppm | <10ppm |
| Arsenic (As2O3) | ≤2.0ppm | <2.0ppm |
| Tyrosine | ≤1.00% | Conforms |
| Kurasika paKuomesa | ≤0.50% | 0.25% |
| Residue paIgnition (Sulfated) | ≤0.10% | 0.07% |
| Assay | 99.0 kusvika 101.0% | 99.5% |
| pH Kukosha | 2.0 kusvika 3.0 | 2.3 |
| Mhedziso | Zvinosangana neChiyero che AJI97, USP35 | |
| Main Use | Dietary Supplements;Zvokudya zvinowedzera;Pharmaceutical Intermediates | |
N-Acetyl-L-Tyrosine (Ac-Tyr-OH; NALT) (CAS: 537-55-3) AJI97 Test Method
N-Acetyl-L-Tyrosine, kana yakaomeswa, ine kwete pasi pe99.0 muzana uye kwete kupfuura 101.0 muzana yeN-Acetyl-L-Tyrosine (C11H13NO4).
Tsanangudzo: Makristasi machena kana crystalline poda, yakasimba acid kuravira
Kunyungudika zvakasununguka mumvura.
Solubility (H2O, g/100g): 17.5 (20℃), 72.4 (40℃), 158 (60℃)
Kuzivikanwa: Enzanisa infrared absorption spectrum yemuenzaniso neiyo yechiyero ne potassium bromide disc nzira.
Kutenderera kwakananga [α] 20/D: Muenzaniso wakaoma, C = 4, H2O
State of Solution (Transmittance): 0.5g mu10ml yeH2O, spectrophotometer, 430nm, 10mm sero ukobvu.
Chloride (Cl): 0.7g, A-1, ref: 0.40ml ye0.01mol/L HCl
Ammonium (NH4): B-1
Sulfate (SO4): 1.2g, (1), ref: 0.50ml ye0.005mol/L H2SO4
Simbi (Fe): 0.5g, ref: 1.5ml yeIron Std.(0.01mg/ml)
Heavy Metals (Pb): 2.0g, (3), ref: 2.0ml yePb Std.(0.01mg/ml)
Arsenic (As2O3): 1.0g, (1), ref: 2.0ml yeAs2O3 Std.
Kurasikirwa paKuomesa: pa105 ℃ kwemaawa matatu
Residue paIgnition (Sulfated): AJI Muedzo 13
Chiyero: Sample yakaomeswa, 300mg, (1), 40ml H2O, (2), 0.1mol/L NaOH, 1ml=22.323mg C11H13NO4
Tyrosine: Liquid chromatography.Mamiriro ekushanda: Detector: UV absorption photometer (214nm);Column: ODS, 4.6mm x 150mm;Column Temperature: Tembiricha yemumba.Kuyerera kweyero: 1ml / min;Nharembozha: 0.04mol/L mhinduro ye monopotassium phosphate (pH 4.35): Methanol (193:3)
pH: 1.25g mu50ml yeH2O
Inokurudzirwa kuchengetedza muganho uye mamiriro: Yakachengetedzwa midziyo yakasimba painodzorwa tembiricha yekamuri (2 makore).
N-Acetyl-L-Tyrosine (Ac-Tyr-OH; NALT) (CAS: 537-55-3) USP35 Test Method
DEFINITION
N-Acetyltyrosine ine NLT 98.5% uye NMT 101.0% yeC11H13NO4, seN-Acetyl-L-Tyrosine, yakaverengerwa pane yakaomeswa.
KUZIVA
A. INFRARED AVORPTION <197K>
B. OPTICAL KUtenderera, Chaiyo Kutenderera <781S>
Sample solution: 10 mg/mL
Maitiro ekugamuchira: NLT +46.0 ° uye NMT +49.0 °, yakatarwa pa20°
C. Kukosha kweRF kwenzvimbo huru yeSample solution muyedzo yeOrganic Impurities inoenderana neiyo Standard solution 1.
ASSAY
PROCEDURE
Sample solution: Dissolve inenge 180 mg yeN-Acetyltyrosine, inoyerwa, mu50 mL yemvura isina carbon dioxide.
Titrimetric system
(Ona Titrimetry <541>)
Mode: Direct titration
Titrant: 0.1 N sodium hydroxide VS
Endpoint kuona: Potentiometric
Kuenzana: ML imwe neimwe ye0.1 N sodium hydroxide VS yakaenzana ne 22.32 mg yeC11H13NO4.
KUSIRIRA
Inorganic Impurities
RESIDUEON IGNITION <281>: NMT 0.1%
CHLORIDE NESULFATE, Chloride <221> NMT 200 ppm.A 0.7-g chikamu hachiratidzi chloride kupfuura inoenderana ne0.40 mL ye0.01 N hydrochloric acid.
CHLORIDE NESULFATE, Sulfate <221> NMT 200 ppm.Chikamu che 1.2-g hachiratidzi sulfate kupfuura inoenderana ne0.25 mL ye0.020 N sulfuric acid.
IRON <241>: NMT 20ppm
METALS ZVIKURU, Nzira I <231>: NMT 10ppm
Organic Kusachena
PROCEDURE
Adsorbent: 0.25-mm layer yechromatographic silica gel musanganiswa
Standard stock solution 1: 8 mg/mL yeUSP N-Acetyl-L-tyrosine RS mumusanganiswa wemvura, glacial acetic acid, uye doro (3:3:94)
Yakajairwa mhinduro 1: Dilute Standard stock solution 1 nedoro kuti uwane mhinduro ine inozivikanwa yehuwandu hunosvika 0.4 mg/mL.
Standard solution 2: 0.8 mg/mL yeUSP L-Tyrosine RS yakanyungudutswa mumusanganiswa weglacial acetic acid nemvura (1:1), uye yakanyungudutswa nedoro.
Sample solution: Tumira 0.8 g yeN-Acetyltyrosine kune 10-mL volumetric flask, nyunguduka mu6 mL yemusanganiswa weglacial acetic acid nemvura (1: 1), uye nyorovesa nedoro kusvika kuhuwandu.
vhoriyamu yekushandisa: 5 µL
Kugadzira solvent system: Musanganiswa weammonia ne2-propanol (3:7)
Spray reagent: Dissolve 0.2 g ye ninhydrin mu 100 mL yemusanganiswa webutanol uye 2 N acetic acid (95: 5).
Kukodzera kwehurongwa
Zvinodiwa zvekukodzera: Iyo chromatogram yeSystem yekukodzera mhinduro inoratidza maviri akapatsanurwa mavara.
Ongororo: Enderera sekurairwa kweChromatography <621> Thin-Layer Chromatography.Mushure memhepo-kuomesa ndiro, dzokorora nzira yekuvandudza.Mushure mekuomeswa nemhepo kechipiri, pfapfaidza neSpray reagent, wopisa pakati pe100° ne105° kwemaminetsi gumi nemashanu.
Maitiro ekugamuchira: Chero nzvimbo yechipiri yeSample solution haina kukura kana kusimba kupfuura nzvimbo huru yeStandard solution1, kunze kwenzvimbo inoenderana netyrosine, iyo isiri yakakura kana kusimba kupfuura nzvimbo huru kubva kuStandard solution 2.
Kusachena kwemunhu: NMT 0.5%
Muganho wetyrosine: NMT 1.0%
ZVIYEDZO ZVAKANAKA
LOSSON DRYING <731>: Dry sample pa105℃ kwe3 h: inorasikirwa neNMT 0.1% yehuremu hwayo.
ZVIMWE ZVINODIWA
PACKAGE AND STORAGE: Chengetedza mumidziyo yakavharwa zvakanaka, uye chengeta patembiricha yekamuri inodzorwa.
USP REFERENCE MITIRO <11>
USP N-Acetyl-L-tyrosine 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.Ramba kure neakasimba oxidizing agents.
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.
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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.
Basa & Kushandiswa kweN-Acetyl-L-Tyrosine (Ac-Tyr-OH; NALT) (CAS: 537-55-3) upfu
1. N-Acetyl-L-Tyrosine inogadzirwa neacetyl yeamino acid, L-tyrosine.Iyo inonyungudika zvakasununguka mumvura kana ichienzaniswa neL-tyrosine uye inowanzoshandiswa senge parenteral nutrition supplement.N-Acetyl-L-Tyrosine, yakagadzikana uye yakawanda yakanyunguduka ye tyrosine, yakave yakabatanidzwa mune imwe ikozvino inotengeswa parenteral amino acid formulations yakadai seTrophAmine uye Aminosyn-II.
2. N-Acetyl-L-Tyrosine inobatanidzwa mukugadzirwa kwekatecholamine.Inogona kushandiswa sesero tsika media chikamu mune yekutengeserana biomanufacture yekurapa recombinant mapuroteni uye monoclonal antibodies.
3. N-Acetyl-L-Tyrosine inokosha amino acids, inova rudzi rwekudya kwakakosha kwevanhu nemhuka metabolism, kukura uye kukura kunoita basa rinokosha, rinogona kushandiswa zvakanyanya muzvokudya, mishonga nezvimwe.
4. N-Acetyl-L-Tyrosine inotora chikamu chinodiwa mukugadzirwa kwe dopamine nemamwe mahomoni mumuviri wako.Inogona kuwedzera mazinga eeurotransmitters dopamine, norepinephrine uye epinephrine.Inobatsira kutsigira mazinga epamusoro ekutarisa uye yekuziva basa.Inogona kuwedzera kushanda kuyeuka uye manzwiro ekugara zvakanaka.
5. N-Acetyl-L-Tyrosine inogadziriswa kubva kune yakajairika Tyrosine nokuti ine kuwedzera kweacetic acid.Izvi zvinonyatso batsira kuwedzera bioavailability yemukomboni kuitira kuti ive nani kunyura muropa.
6. N-Acetyl-L-Tyrosine imhando ye-bioavailable yakawanda yeL-Tyrosine nokuda kwechisikigo chekare kurapwa kwemaitiro akaderera N-Acetyl-L-Tyrosine inogona kushandiswa muzvikamu zvakaderera kupfuura L-Tyrosine.Ordinary L-Tyrosine haina kugadzikana uye isinganyunguriki mumvura, izvo zvinogona kukonzera kuderedzwa bioavailability.
7. N-Acetyl-L-Tyrosine inowedzera kunyungudika uye kugadzikana zvichiita kuti iwedzere kukurumidza kunyura uye bioavailable fomu yeamino acid L-Tyrosine iyo isinganyanyi kuita weti.
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