D-(+)-Threonine CAS 632-20-2 (HD-Thr-OH) Hōʻike 98.5~101.5% Hale Hana
ʻO Shanghai Ruifu Chemical Co., Ltd. ka mea hana nui o D-(+)-Threonine (HD-Thr-OH) (CAS: 632-20-2) me ke kūlana kiʻekiʻe.Hāʻawi ʻo Ruifu Chemical i kahi pūʻulu o nā waikawa amino a me nā derivatives.Hiki iā mākou ke hāʻawi i ka hāʻawi honua, nā mea liʻiliʻi a me ka nui i loaʻa.Kūʻai D-(+)-Threonine,Please contact: alvin@ruifuchem.com
| Inoa Kimia | D-(+)-Threonine |
| Nā huaʻōlelo like | HD-Thr-OH;D-Threonine;D-2-Amino-3-Hydroxybutanoic Acid;(2R,3S)-2-Amino-3-Hydroxybutyric Acid;D-α-Amino-β-Hydroxybutyric Acid |
| Kūlana Kūʻai | I loko o ka waihona, hana hiki ke 50 tona no ka mahina |
| Helu CAS | 632-20-2 |
| ʻĀpana Molekala | C4H9NO3 |
| Kaumaha Molekala | 119.12 g/mol |
| Lae hehee | 274 ℃ |
| ʻO ka mānoanoa | 1.307 |
| Hiki i ka wai | Hiki i ka wai (50 mg/ml) |
| Solubility i loko o H2O | Waihoʻoluʻu, Māmā, 50 mg/ml H2O Pass |
| Waihona Temp. | Wahi anuanu a maloo (≤25 ℃) |
| COA & MSDS | Loaʻa |
| Māhele | Nā Hua'ōlelo Amino Acid |
| Brand | Kemika Ruifu |
| Nā mea | Nā Kūlana Nānā | Nā hualoaʻa |
| Ka nana aku | Pauda Crystalline Keʻokeʻo | Hoʻokō |
| Ka Po'ai Pono [α]20/D | +27.0° a i +29.0° (C=6, H2O) | +27.8° |
| Ka lawe ʻana | ≥98.0% (430nm, 0.5g, 10ml 2N HCl) | 99.1% |
| Klorida (Cl) | ≤0.05% | <0.05% |
| Ammonium (NH4+) | ≤0.02% | <0.02% |
| Hao (Fe) | ≤30ppm | <30ppm |
| Nā Metala Kaumaha (Pb) | ≤10ppm | <10ppm |
| Arsenic (As2O3) | ≤1ppm | <1ppm |
| Nā ʻAmino ʻē aʻe | ʻAʻole hiki ke ʻike ʻia i ka Chromatographically | ʻAʻole ʻike ʻia |
| Nalo ma ka maloo | <0.20% | 0.08% |
| Koena ma ka Ignition | <0.10% | 0.06% |
| Allo-Threonine | ≤0.30% (HPLC) | 0.13% |
| Hoʻāʻo | 98.5%~101.5% (Titration) | 99.8% |
| Kumu Holoholona ʻAʻole | Kūlike | Kūlike |
| Infrared Spectrum | Kūlike i ka hoʻolālā | Hoʻokō |
| Ka hopena | ʻO kēia huahana e ka Inspection Accords me ka Enterprise Standard | |
Pūʻolo: ʻO ka ʻōmole Fluorinated, ʻeke ʻeke alumini, 25kg / pahu pahu pahu, a i ʻole e like me ka makemake o ka mea kūʻai aku.
Kūlana mālama:E kūʻai i loko o nā pahu i hoʻopaʻa ʻia ma kahi maloʻo, maloʻo (≤25 ℃) a me ka hale kūʻai ventilated mai nā mea like ʻole.E pale i ka malamalama a me ka wai.
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.
Nā hōʻailona pōʻino Xi - Hoʻonāukiuki
Nā Code Risk 36/37/38 - He mea hoʻonāukiuki i nā maka, ʻōnaehana hanu a me ka ʻili.
ʻO ka wehewehe palekana S24/25 - Hōʻalo i ka pili ʻana me ka ʻili a me nā maka.
S37/39 - E hoʻohana i nā mīkina lima kūpono a me ka pale maka/maka
S26 - Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
WGK Kelemānia 3
RTECS XO8580000
HS Code 2922491990
ʻO D-(+)-Threonine (HD-Thr-OH) (CAS: 632-20-2) ʻo ia ka D-form o Threonine, ʻo ia ke ʻano o nā waikawa amino.Hiki ke hoʻohana ʻia no ka hoʻomākaukau ʻana i ka enantiomerically pure 1,3-butanediol.Hoʻohana ʻia ʻo ia ma ke ʻano he waena i ka wā o ka hoʻomākaukau ʻana i nā pūhui chiral e like me nā antibiotics.ʻO D-Threonine kahi mea hoʻoheheʻe wai chiral maikaʻi i loaʻa kahi kikowaena stereo hou.No ka laʻana, ua hoʻohana ka poʻe iā ia ma ke ʻano he mea hoʻomaka no ka hui pū ʻana o ka waika legionaminic pale ʻia.ʻO D-Threonine ka isomer kūlohelohe o L-Threonine a ua ʻike ʻia e kāohi i ka ulu ʻana a me ka synthesis o ka paia cell o Mycobacterium smegmatis.Hoʻohana pū ʻia ʻo D-Threonine ma ke ʻano he synthetic intermediate no ka hana ʻana i nā antibiotic chiral.Hoʻohana ʻia ke ʻano hana hana ʻo DL-Threonine e like me ka mea maka e hana me Chloroacetyl Chloride ma lalo o nā kūlana alkaline, ma hope o ka neʻe ʻana ma lalo o ke kaomi hoʻemi ʻia, lawe ʻia ka huahana me ka acetone a hoʻoholo hope ʻia e ka acylase I.
