Fmoc-Ser(tBu)-OH CAS 71989-33-8 Fmoc-O-tert-Butyl-L-Serine Purity >98.5% (HPLC)
ʻO Shanghai Ruifu Chemical Co., Ltd. ka mea hana nui o Fmoc-O-tert-Butyl-L-Serine (Fmoc-Ser(tBu)-OH) (CAS: 71989-33-8) me ke kūlana kiʻekiʻe.Hāʻawi ʻo Ruifu Chemical i kahi pūʻulu o nā waikawa amino.Hiki iā mākou ke hāʻawi i ka hāʻawi honua, ke kumukūʻai hoʻokūkū, nā mea liʻiliʻi a me ka nui i loaʻa.Kūʻai iā Fmoc-Ser(tBu)-OH,Please contact: alvin@ruifuchem.com
Inoa Kimia | Fmoc-O-tert-Butyl-L-Serine |
Nā huaʻōlelo like | Fmoc-Ser(tBu)-OH;Fmoc-L-Ser(tBu)-OH;N-Fmoc-O-tert-Butyl-L-Serine;O-tert-Butyl-N-Fmoc-L-Serine;O-tert-Butyl-N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-Serine;N-(9-Fluorenylmethoxycarbonyl)-O-tert-Butyl-L-Serine |
Kūlana Kūʻai | Ma ka waihona, hiki ke hana i nā tona i kēlā me kēia mahina |
Helu CAS | 71989-33-8 |
ʻĀpana Molekala | C22H25NO5 |
Kaumaha Molekala | 383.44 g/mol |
Lae hehee | 125.0~140.0 ℃ |
ʻO ka mānoanoa | 1.216 |
Waihona Temp. | Wahi anuanu a maloo (2~8 ℃) |
COA & MSDS | Loaʻa |
Māhele | Fmoc-Amino Acid |
Brand | Kemika Ruifu |
Nā mea | Nā Kūlana Nānā | Nā hualoaʻa |
Ka nana aku | Pauda keʻokeʻo | Pauda keʻokeʻo |
Ka Po'ai Pono [α]20/D | +25.0°±2.5° (C=1 i ka EtOAc) | +24.8° |
Lae hehee | 125.0~140.0 ℃ | 130.6—131.1 ℃ |
Wai na Karl Fischer | <1.00% | 0.194% |
Nalo ma ka maloo | <1.00% | 0.32% |
Koena ma ka Ignition | <0.10% | <0.10% |
Maʻemaʻe Optical | <0.30% D-Enantiomer | 0.0782% |
Akaka o ka Haʻina | 0.3 grams i ka 2ml DMF Clear Solution | Hoʻokō |
Maʻemaʻe / Kaʻina Hanana | >98.5% (HPLC) | 99.15% |
300 MHz 1H | Kūlike i ka hoʻolālā | Hoʻokō |
ʻAnaʻi kumu | Kūlike | Kūlike |
ʻIkepili TLC | Hookahi Wahi | Hoʻokō |
Infrared Spectrum | Kūlike i ka hoʻolālā | Hoʻokō |
Ka hopena | Ua hoʻāʻo ʻia ka huahana a hoʻokō i nā kikoʻī i hāʻawi ʻia |
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 hale kūʻai maloʻo a maloʻo (2 ~ 8 ℃) 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 kaʻina hana nānā
1. Ke ano
-- Nānā maka
2. Maʻemaʻe (HPLC)
2.1 Mea hana
Kiʻekiʻe hana wai chromatography, PDA detector.
Kaulike analytical electronic
2.2 Reagent
Acetonitrile (ka papa chromatographic), trifluoroacetic acid (chromatographic grade)
2.3 Nā kūlana Chromatographic
2.3.1 kolamu: YMC-ODS-AM, 5 μl, 250x4.6 mm
2.3.2 Ka lōʻihi nalu ʻike: INC220nm
Kahe kahe: 1.0mL / min
Laʻana nui:10 μl (hōʻike)
Mea hoʻoheheʻe: acetonitrile
Ka manawa hōʻiliʻili ʻikepili: 25.00min
2.4 Ka hoʻomākaukau ʻana o ka pae kelepona
Mobile pae A (0.1% trifluoroacetic waiʻakika): precision absorption 2. Dilute Oml trifluoroacetic acid me ka wai i 2000m1, hui maikai, a me ka degassing;
Mobile phase B (0.1% acetonitrile trifluoroacetic acid): pololei absorption 2.0ml trifluoroacetic acid ua hoʻoheheʻe ʻia i 2000m1 me ka acetonitrile, hui ʻia a me ka degassing;
2.5 Polokalamu Gradient o ka pae paʻa
Manawa (min) A% B%
0.00 90 10
13.00 10 90
18.00 10 90
18.01 90 10
23.00 90 10
2.6 Hoʻomākaukau i ka hāpana hāpana
Kauona a hoʻoheheʻe i ka laʻana 0.1g me ka acetonitrile a hoʻoheheʻe ʻia i 100ml, lulu maikaʻi no ka hoʻohana ʻana, a i ʻole ka ʻike like.E hoʻomākaukau i ʻelua laʻana i ka like.
2.7 Hoʻoholo Laʻana
E noʻonoʻo i ka hāpana e like me ke kaʻina hana laʻana:
ʻOi aku ma mua o 1 hoʻoheheʻe ʻia o ka hopena blank
1 humuhumu hāpana hāpana 1#
1 hāpana hāpana humuhumu 2#
2.8 Helu hopena
2.8.1 Ua hoʻohana ʻia ke ʻano o ka hoʻomaʻemaʻe ʻana o ka ʻāpana kiʻekiʻe no ka helu ʻana i ka maʻemaʻe HPLC ma ka unuhi ʻana i kahi hakahaka.
2.8.2 ʻAʻole ʻoi aku ka nui ma mua o 1% o ka hoʻokaʻawale ʻana o ka maʻemaʻe ʻelua.
2.8.3 Inā hoʻokō nā hopena o nā injections ʻelua i nā koina ʻae, lawe ʻia ka maʻemaʻe maʻemaʻe ma ke ʻano he hopena hope loa.
3, Lae hehee -- RY-1 mea hoohehee
4. Pohō ma ka maloʻo ʻana i ke ala ʻike
4.1 Mea Hana:
ʻO ka umu hoʻomaloʻo thermostatic uila, hoʻokahi i loko o ʻumi kaukani koena.
4.2 Kaʻina hana:
I loko o ka omole kaumaha palahalaha me ka uhi waha lepo me ke kaumaha mau a me ka maloʻo nui, kaupaona 1 gram o ka hāpana (pololei i 0.0001 gram).Pono e hohola ʻia ka hāpana ma lalo o ka ʻōmole kaupaona me ka mānoanoa ʻaʻole i ʻoi aku ma mua o 10mm, e hoʻokomo i ka umu hoʻomaloʻo uila mau, maloʻo ma 105-110 ℃ no 3 mau hola, a laila neʻe i loko o ka lumi maloʻo, maloʻo. i ka lumi wela a kaupaona.
Heluhelu: Pohō kaumaha maloʻo %= (M1-M2) ÷M×100
Kahi: M1: ka nui o ka laʻana a me ka ʻōmole kaumaha ma mua o ka maloʻo ʻana, g
M2: Ka nui o ka laʻana a me ka ʻōmole kaumaha ma hope o ka maloʻo ʻana, g
M: Laʻana nuipa, gram
5. Hoʻololi kikoʻī
-- Ua ana ʻia ka hoʻololi kikoʻī e like me GB/T613-1988
Hoʻomākaukau laʻana: 0.5000g o ka hāpana i kaupaona pono ʻia a hoʻoneʻe ʻia i kahi ʻōmole volumetric 50ml maʻemaʻe a maloʻo me 20ml Ethyl acetate.Hoʻopili ʻia ka ʻōmole a hoʻoluliluli ʻia e hoʻoheheʻe i ka Ethyl acetate.
Ho'āʻo: E hoʻoponopono i ka ʻole o ka gyroscope ma mua o ka hoʻāʻo ʻana, a laila e hoʻopiha i ka paipu hoʻāʻo me ka hāpana hāpana, e hoʻopaʻa i ka Angle deflection o ka hoʻololi ʻana, a e helu i ka ʻōwili kikoʻī o ka hāpana me ka hoʻohana ʻana i kēia ʻano.
[α]20/D= (r×50) ÷(L×W)
Ma hea:
[α]20/D: ʻO ka hoʻololi kikoʻī o ka hāpana hāpana ma 25 ℃
r: ʻIke ʻia ka huli ʻana ma 25 ℃ no ka hāpana hāpana
50: E hoʻomākaukau i ka nui hāpana hāpana (ml)
w: Kaumaha laʻana (g)
L: ʻO ka lōʻihi o ka paipu ʻonika (dm)
6. Nānā TCL
Ka hoʻomākaukau laʻana: 0.5000g hāpana ua pono kaupaona ʻia a neʻe i kahi maʻemaʻe a maloʻo 50ml volumetric hue, 40ml EtoH i hoʻohui ʻia, ua uhi ʻia ka ʻōmole a hoʻoluliluli ʻia e hoʻoheheʻe, a laila hoʻoheheʻe ʻia i ka unahi me EtoH.
Ka hoʻomākaukau ʻana o ka laʻana mana: 0.5000g hāpana i kaupaona pono ʻia a neʻe ʻia i kahi ʻōmole volumetric 50ml maʻemaʻe a maloʻo, 40ml wai a me 2 kulu o 6N hydrochloric acid i hoʻohui ʻia, ua uhi ʻia ka ʻōmole a hoʻoluliluli ʻia e hoʻoheheʻe, a laila hoʻoheheʻe ʻia i ka unahi. wai.A laila e lawe i 0.5 o ka wai i luna a hoʻoheheʻe ʻia me ka ethanol i loko o kahi hue 100ml volume i kahi laʻana kuhikuhi me 1.0% amino acid koena unahi.
Ua lawe ʻia nā ʻāpana microliter 10 me kahi syringe microsampling, a ua kau ʻia nā laʻana ma ka pā silicone GF254.5 microliter, 10 microliter a me 15 microliter point plates i lawe ʻia no nā helu hoʻohālikelike.
Mea hoʻomohala: n-butanol: ʻakika acetic glacial: wai =4:1:1.
ʻAno hoʻomohala kala: 5% ka hopena methanol ninhydrin.
ʻO ka hana hoʻomohala kala: ʻo ka mua, e hoʻohana i kahi mea maloʻo lauoho e hoʻomaloʻo i ka pā silica gel i kūkulu ʻia, a laila e hoʻopaʻa iā ia i loko o 5% ninhydrin methanol solution, a laila puhi maloʻo, a kālua i ka wela kiʻekiʻe i loko o ka umu uila no ka hoʻomohala kala.
Hoʻoholo: E nānā i ka manawa waihoʻoluʻu huahana, ka nui o ke kiko, ka nānā ʻana o ka waihoʻoluʻu a me ka hoʻohālikelike ʻana me ka huahana hoʻomalu, e hoʻoholo aia i loko o kēlā laulā.
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.
S36/37/39 - E hoʻohana i nā lole pale kūpono, nā mīkina lima a me ka pale maka/maka.
S27 - Wehe koke i nā lole i haumia.
S26 - Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
WGK Kelemānia 3
HS Code 2922491990
ʻO Fmoc-O-tert-Butyl-L-Serine (Fmoc-Ser(tBu)-OH) (CAS: 71989-33-8) he mea hoʻopuka serine.
ʻO Fmoc-amino acids, hoʻohana ʻia e like me ka monomer pale amino acid, hoʻohana ʻia i ka peptide synthesis, Fmoc solid-phase peptide synthesis, hoʻohana ʻia ma ke ʻano he synthesis organik waena, pharmaceutical intermediate, biochemical reagent a i ʻole reagent kemika.
ʻO Fmoc-Ser(tBu)-OH he mea hoʻopalekana pale N-terminal i hoʻohana ʻia i ka peptide synthesis.ʻO kekahi o nā laʻana i hōʻike ʻia: ʻO ka hui pū ʻana o kahi lāʻau antibiotic, daptomycin, ma ka cyclization ma o ka chemoselective serine ligation.Ka hoʻomākaukau ʻana o MUC1, he peptide kōkua T-cell, me ka hoʻohana ʻana i nā condensations ʻāpana pentafluorophenyl ester-mediated fragment condensations.Linear solid-phase peptide synthesis o ubiquitin a me diubiquitin.
Hoʻokuʻu ʻia ke ʻano hana ʻo O-tert-Butyl-L-Serine i ka dioxane solution, loaʻa ka huahana crude e ka hopena acylation me ka fluorenylmethoxycarbonyl azide, i unuhi ʻia me ka ethyl acetate ma ka pH 9-10 a hoʻomaʻemaʻe ʻia e ka recrystallization.