D-Alanine CAS 338-69-2 (H-DL-Val-OH) Kuongorora 98.0~101.0% (Titration) Factory
Shanghai Ruifu Chemical Co., Ltd. ndiyo inotungamira mugadziri uye mutengesi weD-Alanine (HD-Ala-OH; D-Ala) (CAS: 338-69-2) ine mhando yepamusoro.Ruifu Chemical inopa akateedzana amino acids & zvinobva.Zvigadzirwa zvedu zvinotengeswa zvakanaka mumusika wepamba uye wepasirese, zvinovimbwa nevatengi.Isu tinogona kupa COA, kuendesa pasi rese, zvidiki uye huwandu hwakawanda huripo.Kana iwe uchifarira D-Alanine,Please contact: alvin@ruifuchem.com
| Chemical Name | D-Alanine |
| Mashoko anoreva zvakafanana | HD-Ala-OH;D-Ala;D-Ala-OH;D-(-)-Alanine;Dextro-Alanine;(R) -Alanine;La-Alanine;D(-)-α-Alanine;D-α-Alanine;D-2-Aminopropionic Acid;(R) -2-Aminopropionic Acid;(2R) -2-(Amino)propanoic Acid |
| Stock Status | MuStock, Kukwanisa Kugadzira 500 Matani pagore |
| Nhamba yeCAS | 338-69-2 |
| Molecular Formula | C3H7NO2 |
| Molecular Weight | 89.09 |
| Melting Point | 233.0~240.0℃(Zvita)(lit.) |
| Density | 1.161 |
| Mvura Solubility | Soluble muMvura, 155 g/L (20 ℃), Zvinenge Transparency |
| Solubility | Zvishoma Soluble muEthanol, Insoluble muAcetone uye Ether |
| Storage Temp. | Yakavharwa muKuoma, Chengetedza paChikamu Tembiricha |
| COA & MSDS | Available |
| Classification | Amino Acids uye Derivatives |
| Brand | Ruifu Chemical |
| Hazard Codes | Xi - Irritant | TSCA | Ehe |
| Risk Statements | 36/37/38 | Hazard Kirasi | Irritant |
| Safety Statements | 24/25-36-26 | HS Code | 2922491990 |
| WGK Germany | 3 |
| Items | Kuongorora Maitiro | Results |
| Chitarisiko | Makristasi Akachena kana Crystalline Powder | Conforms |
| Identification | Zvinoita Zvinodiwa | Conforms |
| Kutenderera kwakananga [α]20/D | -14.3° kusvika -15.3° (C=10, 6mol/L HCl) | -14.8° |
| State of Solution (Transmittance) | ≥95.0% | 98.9% |
| Chloride (Cl) | ≤0.100% | <0.100% |
| Simbi (Fe) | ≤10ppm | <10ppm |
| Masimbi anorema (Pb) | ≤10ppm | <10ppm |
| Arsenic (As2O3) | ≤2.0ppm | <2.0ppm |
| Kurasika paKuomesa | ≤0.20% (pa105 ℃ kwemaawa matatu) | 0.08% |
| Residue paIgnition (Sulfated) | ≤0.20% | 0.06% |
| Assay | 98.0 kusvika 101.0% (Titration on Dried Basis) | 99.7% |
| Mhedziso | Ichi Chigadzirwa neKuongorora Zvibvumirano neiyo Standard yeAJI97 | |
| Main Use | Chiral Chemical;Food Additive;Pharmaceutical Intermediate;etc. | |
D-Alanine (H-DL-Val-OH) (CAS: 338-69-2) AJI 97 Test Method
D-Alanine, kana yakaomeswa, ine kwete pasi pe98.0 muzana uye kwete kupfuura 101.0 muzana yeD-Alanine (C3H7NO2).
Kuzivikanwa: (1) Ku 5ml yemhinduro yeD-Alanine (1→ 1000) wedzera 1ml ye2% ninhydrin solution uye kupisa kwemaminitsi matatu;ruvara rwebhuruu-ruvara rwepepuru runogadzirwa.
(2) Dissolve 0.2g yeD-Alanine mu 10ml ye dilute sulfuric acid (3→ 500), wedzera 0.1g ye potassium permanganate uye kupisa pamoto muduku;kunhuhwirira kweacetaldehyde kunoonekwa.
Chaiyo Kutenderera [α]20/D: Yakaomeswa muenzaniso, C=10, 6mol/L HCl
State of Solution (Transmittance): 0.5g mu10ml yeH2O, spectrophotometer, 430nm, 10mm sero ukobvu.
Chloride (Cl): 0.14g, A-1, ref: 0.40ml ye0.01mol/L HCl
Heavy Metals (Pb): 2.0g, (1), 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, 90mg, (1), 3ml yeformic acid, 50ml yeglacial acetic acid, 0.1mol/L HCLO4 1ml = 8.909mg C3H7NO2
Package: Fluorinated Bhodhoro, 25kg/bhegi, 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.
Basa uye Kushandiswa kweD-Alanine (HD-Ala-OH; D-Ala) (CAS: 338-69-2)
1, D-Alanine imwe yakakosha organic chiral sosi, inoshandiswa mukurapa chiral, chiral additives, uye ndiyo chiral sosi yechiral synthesis muindasitiri yemishonga neyekudya.Seimwe organic asidhi ine optical chiitiko, D-Alanine ine isingadzorereki basa mune imwe chiral makemikari makomisheni asymmetrical akasanganiswa kutevedzana.Uye ikozvino, D-Alanine inoshandiswa kugadzira mhando nyowani yehupamhi-yakakura, D-Alaninol uye inosanganiswa nyowani kutapira-Alitame.
2, D-Alanine yakakosha kune sero metabolism uye kutakura kwezvinovaka muviri mumuviri.
3, D-Alanine inobatanidzwa mukutenderera kweglucose-alanine pakati pematishu nechiropa.
4, D-Alanine inoshandiswa seyakagadzirwa kugadzirwa kwenovel sweetener uye mamwe chiral drug intermediates.
5, D-Alanine inonyanya kushandiswa kugadzira pantothenic acid uye calcium pantothenate, carnosine, pamidronate, balsalazide, nezvimwewo, uye inoshandiswa zvakanyanya mumishonga, chikafu, chikafu uye mimwe minda.Inoshandiswawo mu electroplating corrosion inhibitors uye biochemical reagents.
6, D-Alanine inonyanya kushandiswa sechikafu chekuwedzera uye kuravira muindasitiri yekugadzira chikafu.Inogonawo kushandiswa muindasitiri yezvokurapa.
7. D-Alanine ine kutsva kwakanaka uye inogona kukurudzira zvinokonzerwa nemakemikari flavorings;Iine kutapira kwakasiyana uye inogona kuvandudza kuravira kwezvakagadzirwa zvinotapira, kuvandudza kuvava kwe organic acids uye kunaka kwevhiniga;Kuvava kwayo kunogona kubatsira munyu kupinda miriwo, kunatsiridza mhando yemuriwo yakarungwa kana sosi, kupfupisa nguva yekunhonga uye kugadzirisa kunaka;
8. D-Alanine inogona kushandiswa se corrector kana buffer mukuumbwa kwewaini kana chinwiwa chakapfava, inogona kudzivirira bubble waini kubva pakukwegura uye inogona kuderedza kunhuhwirira kwembiriso;
9. Basa rayo re antioxidation rinogona kushandiswa mukugadzirisa zvokudya.Semuenzaniso, inogona kushandiswa mumafuta, yolk jam, chikafu chakacheneswa, chikafu chakabikwa nemuto, uye bra-pickled chikafu.Inogona kuvadzivirira kubva kune oxidation uye kuvandudza kunaka kwavo;
10. D-Alanine inogona kushandiswa seyakagadzirwa sevhitamini B6 synthesis uye zvinhu zvekutsvagisa pamusoro pemetabolism yeamino acids nezvisikwa zvekurapa kana pane biochemical hwaro.
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