L-Asparagine Anhydrous CAS 70-47-3 (H-Asn-OH) Chiyero 99.0~101.0% Factory High Quality
Shanghai Ruifu Chemical Co., Ltd. ndiyo inotungamira mugadziri uye mutengesi weL-Asparagine Anhydrous (Asn Anhydrous) (CAS: 70-47-3) nehupamhi hwepamusoro, hunyanzvi hwekugadzira 100 matani pagore.Ruifu Chemical inopa akateedzana amino acids uye zvinobva.Isu tinokwanisa kupa kuendesa pasirese, zvidiki uye huwandu hwakawanda huripo.Kana iwe uchida L-Asparagine Anhydrous,Please contact: alvin@ruifuchem.com
L-Asparagine Monohydrate (H-Asn-OH·H2O) CAS 5794-13-8
L-Asparagine Anhydrous (Asn Anhydrous; H-Asn-OH) CAS 70-47-3
| Chemical Name | L-Asparagine Anhydrous |
| Mashoko anoreva zvakafanana | Asn Anhydrous;Asn;H-Asn-OH;L-Asparagine;L-(+)-Asparagine;Laevo-Asparagine;Asparagine;L-Aspartic Acid 4-Amide Anhydrous;(S) -2-Aminosuccinic Acid 4-Amide Anhydrous;Aspartamic Acid;Agedoite;Altheine;L-2,4-Diamino-4-Oxobutanoic Acid;L-Aspartamine;L-β-Asparagine |
| Stock Status | MuStock, Kukwanisa Kugadzira Matani zana pagore |
| Nhamba yeCAS | 70-47-3 |
| Molecular Formula | C4H8N2O3 |
| Molecular Weight | 132.12 |
| Melting Point | 235 ℃(December) (lit.) |
| Density | 1.543 |
| Sensitive | Hygroscopic |
| Mvura Solubility | Soluble muMvura, 20g/L (20℃) |
| Solubility | Soluble in Acids, Mabhesi.Insoluble muMethanol, Ethanol, Ether, Benzene |
| Kunhuwa | Kunonaka zvishoma |
| Storage Temp. | Yakavharwa muKuoma, Chengetedza paChikamu Tembiricha |
| COA & MSDS | Available |
| Classification | Amino Acids & Derivatives |
| Brand | Ruifu Chemical |
| Hazard Codes | Xn | F | 3-10 |
| Risk Statements | 20/21/22-36/37/38 | TSCA | Ehe |
| Safety Statements | 24/25-36-26 | Hazard Kirasi | Irritant |
| RIDADR | UN 2811 6.1 / PGIII | 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 | +34.2° kusvika +36.5° (C=10, 3N HCl) | +34.8° |
| Transmittance | ≥98.0% | 98.6% |
| Chloride (Cl) | ≤0.020% | <0.020% |
| Sulfate (SO4) | ≤0.020% | <0.020% |
| Ammonium (NH4) | ≤0.100% | <0.100% |
| Simbi (Fe) | ≤10ppm | <10ppm |
| Heavy Metals (as Pb) | ≤10ppm | <10ppm |
| Arsenic (As2O3) | ≤1.0ppm | <1.0ppm |
| Mamwe maAmino Acids | ≤1.00% | 0.79% |
| Kurasika paKuomesa | ≤0.50% (105℃, Maawa matatu) | 0.17% |
| Residue paIgnition (Sulfated) | ≤0.10% | 0.06% |
| Assay | 99.0 ~ 101.0% (paDried Basis) | 99.3% |
| pH Kukosha | 4.4 kusvika 6.4 | 4.6 |
| Microbiology Test | ||
| Total Plate Count | ≤1000cfu/g | Conforms |
| Yeast & Mold | ≤100cfu/g | Conforms |
| E.Coli | Negative | Negative |
| Salmonella | Negative | Negative |
| Mhedziso | Zvinoenderana ne AJI97 / USP35 Standard | |
Asparagine is anhydrous, kana ine molecule imwe yemvura ye hydration.Iine NLT 98.0% uye NMT 101.5% yeC4H8N2O3, seL-asparagine, yakaverengerwa payakaomeswa nheyo.
KUZIVA
• A. INFRARED ABSORPTION <197K>
[Cherechedza-Shandisa USP Asparagine Anhydrous RS uye USP Asparagine Monohydrate RS yekuongorora yeanhydrous uye monohydrate mafomu eAsparagine, zvichiteerana.]
ASSAY
• MAITIRO
Muenzaniso: 130 mg
Titrimetric system
(Ona Titrimetry <541>.)
Mode: Direct titration
Titrant: 0.1 N perchloric acid VS
Chisina chinhu: 3 mL yeformic acid mu50 mL yeglacial acetic acid
Endpoint kuona: Potentiometrically
Ongororo: Dissolve Sample ne3 mL yeformic acid mu50 mL yeglacial acetic acid.Ita chisungo chisina chinhu.
Verenga huwandu hweasparagine (C4H8N2O3) muSample yakatorwa:
[(V − B) × N × F × 100]/W
V = vhoriyamu yeTitrant inopedzwa neSample (mL)
B = vhoriyamu yeTitrant inopedzwa neiyo Blank (mL)
N = hunhu chaihwo hweTitrant (mEq/mL)
F = kuenzana kweasparagine, 132.1 mg/mEq
W = uremu hweSample (mg)
Maitiro ekugamuchira: 98.0% -101.5% pane yakaomeswa hwaro
KUSIRIRA
• ZVINOSIRIRA PAIGNITION <281>
Muenzaniso: 1.0 g
Maitiro ekugamuchira: NMT 0.1%
• LEAD <251>
Muenzaniso: 1 g
Kudzora: 5 mL yeDiluted Standard Lead Solution (5 µg yePb)
Maitiro ekugamuchira: NMT 5 ppm
• KUCHENA KWEKROMATOGRAPHIC
Yakajairika mhinduro: 0.05 mg/mL yeUSP Asparagine Anhydrous RS kana USP Asparagine Monohydrate RS
[Cherechedza-Shandisa USP Asparagine Anhydrous RS uye USP Asparagine Monohydrate RS yekuongorora yeanhydrous uye monohydrate mafomu eAsparagine, zvichiteerana.]
Sample solution: 10 mg/mL
Chromatographic system
(Ona Chromatography <621>, Thin-Layer Chromatography.)
Adsorbent: 0.25-mm layer yechromatographic silica gel musanganiswa
vhoriyamu yekushandisa: 5 µL
Kugadzira solvent system: Butyl doro, glacial acetic acid, uye mvura (3: 1: 1)
Spray reagent: 2 mg/mL yeninhydrin mubutyl doro uye glacial acetic acid (19:1)
Analysis
Samples: Yakajairwa mhinduro uye Sample mhinduro
Enderera sezvakarairwa muchitsauko chekuyedza, wobva waomesa ndiro pa80 ° kwemaminetsi makumi matatu.Mwaya ndiro neSpray reagent, kupisa pa80 ° kwemaminetsi gumi, uye ongorora pasi pechiedza chichena.
Mamiriro ekugamuchirwa: Hapana chechipiri kubva mumhinduro yeSample yakakura kana kusimba kupfuura nzvimbo huru kubva muStandard solution (0.5%), uye NMT 1.0% yetsvina yese inowanikwa.
ZVIYEDZO ZVAKANAKA
• OPTICAL kutenderera, Chaiyo Rotation <781S>
Sample solution: 10 mg/mL, mu6 N hydrochloric acid
Maitiro ekugamuchira: +33.0 ° kusvika +36.5 °, akayerwa pa20 °
• MICROBIAL ENUMERATION TESTs <61> uye TESTS ZVINOTAURWA
MICROORGANISMS <62>: The total aerobic microbial count haipfuure 1000 cfu/g, uye huwandu hwakasanganiswa hweforoma nembiriso haipfuure 100 cfu/g.
• KURASUKA PAKUOMESA <731>: Dry sampuli pa 130 ° kwe3 h: iyo anhydrous fomu inorasikirwa neNMT 1.0% yehuremu hwayo, uye monohydrate inorasikirwa pakati pe11.5% ne12.5% yehuremu hwayo.
ZVIMWE ZVINODIWA
• KUPAKIRA UYE KUCHENGESHA: Chengetedza mumidziyo yakavharwa zvakanaka, isingapindi chiedza.Chengetedza pane tembiricha yekamuri.
• KUITA ILEBORO: Inyore kuratidza kuti ine anhydrous kana kuti ine monohydrate.
• USP REFERENCE ZVINHU <11>
USP Asparagine Anhydrous RS
USP Asparagine Monohydrate RS
Package: Fluorinated Bhodhoro, Aluminium foil bag, 25kg/Cardboard Drum, kana zvinoenderana nezvinodiwa nemutengi.
Kugadzikana: Yakagadzikana, asi inogona kunge isinganzwe mwando.Hazvienderani neakasimba oxidizing agents.
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.
Asparagine [chiratidzo Asn kana N] chinhu chakakosha α-amino acid inoshandiswa mu biosynthesis yemapuroteni.Iine α-amino boka uye α-carboxylic acid boka pamwe necheni cheni carboxamide.Inotsanangurwa se polar [pa physiological pH], aliphatic amino acid.Izvo hazvina kukosha muvanhu, uye zvinogona kuita de novo synthesis mukati memuviri wemunhu.Kubva pachikamu cheiyo genetic code panguva yeprotein synthesis, yakavharwa necodons AAU neAAC.L-Asparagine inotorwa isina kubhadhariswa yeaspartate.
Kushandiswa kweL-Asparagine Anhydrous (Asn Anhydrous) (CAS: 70-47-3)
1. Mukurapa, L-Asparagine inogona kushandiswa kurapa chirwere chemwoyo, chirwere chechiropa, hypertension, nemigumisiro yekudzivirira nekudzorera kuneta.Pamwe chete neakasiyana-siyana amino acids, inogona kugadzirwa kuita amino acid infusion, inoshandiswa seammonia antidote, chiropa basa rekusimudzira, kuneta kupora mumiririri.
L-Asparagine mushonga unoshandiswa kuderedza BP, dilating bronchus (asthma), anti-peptic ulcer uye gastric dysfunction.Kuderedza BP, dilating bronchus (asthma), anti-peptic ulcer uye gastric dysfunction.Inoshandiswa kune microbial tsika, sewage kurapwa kweacrylonitrile, nezvimwe.
2. Muchikafu chekudya, L-Asparagine yakanaka kudya kunovaka muviri, yakawedzerwa kune zvakasiyana-siyana zvezvinwiwa zvinotonhorera;Iyo zvakare ndiyo huru mbishi yezvinhu zvinotapira monosodium glutamate (aspartame) -aspartate phenylalanine methyl ester.
Asparagine ine basa rakanaka rekuburitsa nyowani uye kuchengetedza.L-Asparagine inoshandiswa zvakanyanya semushonga kugadzirira kana kuratidza nyowani uye antiseptic muhunyanzvi hwekudya, uye inogona kutsiva monosodium glutamate.
3. Muindasitiri yemakemikari, L-Asparagine inogona kushandiswa seyakasvibiswa resin yakagadzirwa uye sekuwedzera kwekudya kwezvizoro.
