D-Alanine CAS 338-69-2 (H-DL-Val-OH) Hōʻike 98.0~101.0% (Titration) Hale Hana

ʻO ka wehewehe pōkole:

Inoa Kemika: D-Alanine

Synonyms: HD-Ala-OH;D-Ala

CAS: 338-69-2

ʻIke: 98.0~101.0% (Titration on Dried Basis)

ʻAno: Nā Crystal Keʻokeʻo a i ʻole Crystalline Powder

Nā ʻakika Amino a me nā mea i loaʻa, ka nui o 500 tons / makahiki

Hoʻokaʻaʻike: Kauka Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


Huahana Huahana

Nā Huahana Pili

Huahana Huahana

wehewehe:

ʻO Shanghai Ruifu Chemical Co., Ltd. ka mea hana nui a me ka mea hoʻolako o D-Alanine (HD-Ala-OH; D-Ala) (CAS: 338-69-2) me ke kūlana kiʻekiʻe.Hāʻawi ʻo Ruifu Chemical i kahi pūʻulu o nā amino acids & derivatives.Kūʻai maikaʻi kā mākou huahana i ka mākeke kūloko a me ka honua, hilinaʻi ʻia e nā mea kūʻai aku.Hiki iā mākou ke hāʻawi i ka COA, ka lawe ʻana i ka honua holoʻokoʻa, nā mea liʻiliʻi a me ka nui i loaʻa.Inā makemake ʻoe iā D-Alanine,Please contact: alvin@ruifuchem.com

Na Waiwai Kemika:

Inoa Kimia D-Alanine
Nā huaʻōlelo like 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
Kūlana Kūʻai I loko o ka waihona, hana hiki ke 500 tona no ka makahiki
Helu CAS 338-69-2
ʻĀpana Molekala C3H7NO2
Kaumaha Molecular 89.09
Lae hehee 233.0~240.0℃(Dek.)(kumu)
ʻO ka mānoanoa 1.161
Hiki i ka wai Hiki ke hoʻoheheʻe ʻia i loko o ka wai, 155 g/L (20 ℃), Aneʻe e ʻike
Ka hikiwawe Hiki ke hoʻoheheʻe ʻia i ka Ethanol, ʻAʻole hiki ke hoʻoheheʻe ʻia i ka Acetone a me ka Etera
Waihona Temp. Hoʻopaʻa ʻia i loko o kahi maloʻo, hale kūʻai ma ka lumi wela
COA & MSDS Loaʻa
Hoʻokaʻawale Nā ʻakika Amino a me nā mea i loaʻa
Brand Kemika Ruifu

ʻIke palekana:

Nā Code Hazard Xi - Hoʻohaunaele TSCA ʻAe
Nā ʻŌlelo Hoʻopilikia 36/37/38 Papa Hazard Hoʻonanea
Nā ʻōlelo palekana 24/25-36-26 HS Code 2922491990
WGK Kelemānia 3    

Nā kikoʻī:

Nā mea Nā Kūlana Nānā Nā hualoaʻa
Ka nana aku Nā Kilika Keʻokeʻo a i ʻole ka pauda Crystalline Kūlike
ʻIkepili Kū i nā koi Kūlike
Ka Po'ai Pono [α]20/D -14.3° a i -15.3° (C=10, 6mol/L HCl)
-14.8°
Mokuʻāina o ka hoʻonā (Ka lawe ʻana) ≥95.0% 98.9%
Klorida (Cl) ≤0.100% <0.100%
Hao (Fe) ≤10ppm <10ppm
Nā Metala Kaumaha (Pb) ≤10ppm <10ppm
Arsenic (As2O3) ≤2.0ppm <2.0ppm
Nalo ma ka maloo ≤0.20% (ma 105 ℃ no 3 mau hola) 0.08%
ʻO ke koena ma ka ʻāʻī (Sulfated) ≤0.20% 0.06%
Hoʻāʻo 98.0 a 101.0% (Titration on Dried Basis) 99.7%
Ka hopena ʻO kēia huahana e ka nānā ʻana e like me ke kūlana o AJI97
Nā mea hoʻohana nui ʻO Chiral Chemical;Mea Hoʻohui Meaʻai;Lapaʻau Kūwaena;etc.

338-69-2 AJI 97 Ke ʻano hoʻāʻo:

D-Alanine (H-DL-Val-OH) (CAS: 338-69-2) AJI 97 Hana Ho'āʻo
ʻO D-Alanine, ke maloʻo, ʻaʻole i emi iho ma lalo o 98.0 pākēneka a ʻaʻole ʻoi aku ma mua o 101.0 pākēneka o D-Alanine (C3H7NO2).
Identification: (1) I ka 5ml o ka hopena o D-Alanine (1→1000) hoʻohui i 1ml o 2% ninhydrin solution a me ka wela no 3 mau minuke;hana ʻia kahi waihoʻoluʻu uliuli-ʻulaʻula.
(2) E hoʻoheheʻe i ka 0.2g o D-Alanine i 10ml o ka sulfuric acid dilute (3→500), e hoʻohui i 0.1g o ka potassium permanganate a me ka wela ma kahi lapalapa liʻiliʻi;ʻike ʻia kahi ʻala ʻano o ka acetaldehyde.
Ka Po'ai Pono [α]20/D: La'ana malo'o, C=10, 6mol/L HCl
Moku'āina o ka Solution (Transmittance): 0.5g i 10ml o H2O, spectrophotometer, 430nm, 10mm ka mānoanoa pūnaewele.
Kloride (Cl): 0.14g, A-1, ref: 0.40ml o 0.01mol/L HCl
Nā Metala Kaumaha (Pb): 2.0g, (1), ref: 2.0ml o Pb Std.(0.01mg/ml)
Arsenic (As2O3): 1.0g, (1), ref: 2.0ml o As2O3 Std.
Nalo ma ka maloʻo: ma 105 ℃ no 3 mau hola.
Ke koena ma ka ʻāʻā (Sulfated): AJI Test 13
Ho'āʻo: Lapana maloʻo, 90mg, (1), 3ml o ka ʻakika formic, 50ml o ka ʻakika glacial acetic, 0.1mol/L HCLO4 1ml=8.909mg C3H7NO2

Pūʻolo a me ka waiho ʻana:

Pūʻolo: ʻO ka ʻōmole Fluorinated, 25kg / ʻeke, 25kg / pahu pahu pahu, a i ʻole e like me ka makemake o ka mea kūʻai aku.

www.ruifuchemical.com

Kūlana mālama:E kūʻai i loko o nā pahu i hoʻopaʻa ʻia ma kahi hale kūʻai maloʻo, maloʻo a me ka ea mai nā mea like ʻole.E pale i ka malamalama a me ka wai.

Pono:

ʻO ka mana kūpono: lawa nā lako a me nā ʻenehana

ʻOihana Hoʻonaʻauao: Hoʻokahi lawelawe kūʻai kūʻai

Puke OEM: Loaʻa ka pūʻolo maʻamau a me ka lepili

Hoʻouna wikiwiki: Inā i loko o ke kumukūʻai, ʻekolu lā hoʻouna i hōʻoia ʻia

Hoʻolako Paʻa: E mālama i ka waiwai kūpono

Kākoʻo ʻenehana: Loaʻa ka hopena ʻenehana

Hana Hana Hana Kuʻuna: Mai ka grama a hiki i ke kilo

Kūlana Kiʻekiʻe: Hoʻokumu i kahi ʻōnaehana hōʻoia maikaʻi piha

FAQ:

Pehea e kūʻai ai?E ʻoluʻolu e kelepona maiDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com 

15 mau makahiki ʻike?Loaʻa iā mākou ma mua o 15 mau makahiki o ka ʻike i ka hana ʻana a me ka hoʻokuʻu ʻana aku i kahi ākea ākea o nā intermediates pharmaceutical kiʻekiʻe a i ʻole nā ​​​​kemika maikaʻi.

Mākeke Nui?E kūʻai aku i ka mākeke kūloko, ʻAmelika ʻĀkau, ʻEulopa, India, Korea, Iapana, Australia, etc.

Nā pono?ʻO ke kūlana kiʻekiʻe, ke kumukūʻai kūpono, nā lawelawe ʻoihana a me ke kākoʻo ʻenehana, ka lawe wikiwiki ʻana.

ʻAno maikaʻiHōʻoiaʻiʻo?Pūnaehana hoʻomalu maikaʻi koʻikoʻi.ʻO nā lako ʻoihana no ka nānā ʻana ʻo NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

Nā laʻana?Hāʻawi ka hapa nui o nā huahana i nā laʻana manuahi no ka loiloi maikaʻi, pono e uku ʻia ke kumukūʻai e nā mea kūʻai aku.

Hooia Hale Hana?Welina mai ka loiloi hale hana.E ʻoluʻolu e hoʻopaʻa manawa ma mua.

MOQ?ʻAʻohe MOQ.ʻAe ʻia ke kauoha liʻiliʻi.

Manawa Hoʻouna? Inā i loko o ka waihona, ʻekolu lā hoʻouna ʻia.

Kaʻahele?Ma ka Express (FedEx, DHL), ma ka Air, ma ke Kai.

Nā palapala?Ma hope o ka lawelawe kūʻai: COA, MOA, ROS, MSDS, etc.

Hoʻohui Kuʻuna?Hiki ke hāʻawi i nā lawelawe synthesis maʻamau e kūpono i kāu mau pono noiʻi.

Kūkākūkā uku?E hoʻouna mua ʻia ka invoice Proforma ma hope o ka hōʻoia ʻana o ke kauoha, hoʻopili ʻia kā mākou ʻike panakō.Uku e T/T (Telex Transfer), PayPal, Western Union, etc.

Noi:

Hana a me ka hoʻohana ʻana o D-Alanine (HD-Ala-OH; D-Ala) (CAS: 338-69-2)
1, ʻO D-Alanine kahi kumu kumu chiral koʻikoʻi, hoʻohana ʻia i ka lāʻau lapaʻau chiral, chiral additives, a ʻo ia ke kumu chiral o chiral synthesis i ka lāʻau lapaʻau a me ka ʻoihana meaʻai.Ma ke ʻano he ʻakika organik me ka hana optical, loaʻa i ka D-Alanine kahi hana hiki ʻole ke hoʻololi ʻia i kekahi mau pūhui kemika chiral asymmetrical hui pū ʻia.A i kēia manawa, hoʻohana ʻia ʻo D-Alanine e hana i ke ʻano hou o ka laulā ākea, D-Alaninol a me ka hoʻohui ʻana i ka ʻono-Alitame hou.
2, He mea nui ka D-Alanine no ka metabolism cell a me ka lawe ʻana i nā meaʻai i loko o ke kino.
3, pili ʻo D-Alanine i ka pōʻai glucose-alanine ma waena o nā kiko a me ke ake.
4, Hoʻohana ʻia ʻo D-Alanine ma ke ʻano he mea maka no ka synthesis o nā mea ʻono hou a me kekahi mau intermediates lāʻau chiral.
5, Hoʻohana nui ʻia ʻo D-Alanine e synthesize pantothenic acid a me ka calcium pantothenate, carnosine, pamidronate, balsalazide, etc., a hoʻohana nui ʻia i ka lāʻau lapaʻau, hānai, meaʻai a me nā māla ʻē aʻe.Hoʻohana ʻia ia i ka electroplating corrosion inhibitors a me nā reagents biochemical.
6, Hoʻohana nui ʻia ʻo D-Alanine ma ke ʻano he meaʻai meaʻai a me ka mea ʻono i ka ʻoihana hana meaʻai.Hiki ke hoʻohana ʻia i ka ʻoihana lapaʻau.
7. He mea hou maikaʻi ko D-Alanine a hiki ke hoʻoikaika i nā hopena o nā mea ʻala kemika;He ʻono ʻokoʻa kona a hiki ke hoʻomaikaʻi i ka ʻono o nā mea ʻono hana, hoʻomaikaʻi i ka ʻawaʻawa o nā waikawa organik a me ka ʻono o ka vīnega;Hiki i kona ʻawaʻawa ke kōkua i ka paʻakai e komo i nā mea kanu, e hoʻomaikaʻi i ka maikaʻi o nā mea kanu paʻakai a i ʻole nā ​​​​huaʻai ʻai, ʻoki i ka lōʻihi o ka pickling a hoʻomaikaʻi i ka ʻono;
8. Hiki ke hoʻohana ʻia ʻo D-Alanine ma ke ʻano he mea hoʻoponopono a hoʻopaʻa paha i ka haku ʻana i ka waina a i ʻole ka mea inu ʻoluʻolu, hiki ke pale i ka hua waina mai ka wā kahiko a hiki ke hoʻemi i ka ʻala o ka hū;
9. Hiki ke hoʻohana ʻia kāna hana o ka antioxidation i ka hana ʻai.No ka laʻana, hiki ke hoʻohana ʻia i loko o nā aila, yolk jam, nā meaʻai i hoʻomaʻemaʻe ʻia, nā meaʻai i hoʻomoʻi ʻia, a me nā meaʻai i hoʻopaʻa ʻia i ka bra.Hiki iā ia ke pale iā lākou mai ka oxidation a hoʻomaikaʻi i ko lākou ʻono;
10. Hiki ke hoʻohana ʻia ka D-Alanine ma ke ʻano he mea maka no ka synthesis Vitamin B6 a me nā mea no ka noiʻi ʻana i ka metabolism o nā waikawa amino e nā mea ola kino a i ʻole ma ke kumu biochemical.

E kākau i kāu leka ma aneʻi a hoʻouna mai iā mākou