China 55757-46-5 Boc-Cys-Ome Olupese ati Factory |Jiayinglai

55757-46-5 Boc-Cys-Ome

Apejuwe kukuru:

Ifarahan	epo tabi omi bibajẹ
MF	C9H17NO4S
MW	235.3
Mimo	95+

Fi imeeli ranṣẹ si wa

Alaye ọja

Ipo gbigbe&ọna gbigbe ti a ṣeduro:
Nipa afẹfẹ, nipasẹ okun tabi nipasẹ kiakia

Ipo ipamọ:
Tọju ni aaye dudu, Ti di ni gbigbẹ, Iwọn otutu yara

Ibere ti o kere ju Qty:
Idunadura

Ijẹrisi:
COA, HPLC, GC, HNMR, Assay, Omi Akoonu(KF), TLC wa

Awọn itumọ ọrọ sisọ

N-(tert-Butoxycarbonyl)-L-cysteineMethylester97%;

N-Boc-L-Cysteinemethylester;

methyl (2R) -2- [(2-methylpropan-2-yl) oxycarbonylamino] -3-sulfanylpropanoate;

N-(TERT-BUTOXYCARBONYL)-L-CYSTEINEM ETHYLESTER;

Methyl (tert-butoxycarbonyl) -L-cysteinate;

L-Cysteine, N-[(1,1-dimethylethoxy) carbon]-, methylester;

N- (TERT-BUTOXYCARBONYL) -L-CYSTEINEMETHYLESTERUSP/EP/BP;

BOC-L-Cysteinatemethyl

akojọpọ Iṣakojọpọ

Wọn ti wa ni maa lo lati lowo etu.Ati pe wọn le ṣe idiwọ oorun ati omi lati di buburu.

lode packing

Paali lile le daabobo awọn ọja rẹ lati jamba ati jijẹ tutu.

Awọn ohun elo

O ti wa ni ṣe lati esterization lenu ti inorganic acid tabi Organic acid tabi oti.Ọtí tabi phenol tabi ekikan anhydride, oti ati ethylene, free acidic acid ati ọra nitrogen itọsẹ tun le se ina ester.Awọn hydrogen lori alpha-erogba ninu awọn moleku ester padanu oti molikula kan pẹlu ester molikula miiran labẹ awọn ipo ipilẹ lati ṣe ipilẹṣẹ β-keto ester, eyiti a pe ni iṣesi ihamọ ester.Fun apẹẹrẹ, acetyl acetate ti wa ni ipilẹṣẹ lati ṣe ipilẹṣẹ acetyl ethyl acetate.Ihuwasi yii jẹ pataki pupọ ninu iṣelọpọ Organic.
Orukọ ester naa wa lati orukọ ti o baamu ti carboxylic acid ati oti tabi phenol, gẹgẹbi “acid kan ati ester kan”.Circle esters ni a npe ni lactone (lactone).Awọn ohun-ini kemikali ti ester jẹ iru si amyl niche anhydride, eyiti o ni itara si hydrolysis, ọti-lile ati amonia lenu.Ester-kekere jẹ oorun didun ati omi ti ko ni iyipada, ati ester to ti ni ilọsiwaju jẹ to lagbara.Estes jẹ awọn olomi pataki ati awọn ohun elo aise sintetiki, ati diẹ ninu awọn esters jẹ oogun funrararẹ.Ni ibamu si iru acid, ester le pin si inorganic acid ester ati Organic acid ester.Etate, ethyl acetate jẹ ester ọra, acetate jẹ ester aromatic, ati namanonate jẹ ester cyclic.
Ester ni gbogbogbo jẹ omi ti ko ni awọ didoju.Awọn ester ti ipilẹṣẹ nipasẹ awọn ọra ije ati po lopolopo oti ni o ni a eso aroma, eyi ti o le wa ni tituka ninu omi, ati awọn ti o jẹ tun soro lati tu ninu omi.Diẹ ninu awọn aaye filasi ester jẹ kekere ati nigbagbogbo sisun.Awọn nya le ti wa ni gba nipasẹ awọn atẹgun ngba, ati awọn omi ester le ti wa ni gba nipasẹ awọn ara.Lẹhin gbigba, o ti wa ni tituka ni pilasima, ati diẹ ninu wọn ti wa ni idasilẹ nipasẹ ẹdọforo ati awọn kidinrin.Lẹhin diẹ ninu awọn hydrolysis, yipada sinu ilana iṣelọpọ deede.Ni afikun si diẹ ninu awọn agbo ogun ester, pupọ julọ wọn jẹ majele ti o ga pupọ ati majele pupọ, ati pe pupọ julọ wọn jẹ micro-toxic si awọn ẹka majele alabọde, ati ọpọlọpọ ninu wọn kii ṣe majele.Awọn esters 38 wa ninu awọn ẹgbẹ oorun ti tii.Ni akọkọ: ① ester ọra: ti ipilẹṣẹ nipasẹ ọti ati ọra, gẹgẹbi ethyl acetate, hexyl hexyate.② Ester aromatic: ti ipilẹṣẹ nipasẹ oti ati aromatic acid, gẹgẹbi Shun-3-hexylzyl.③ Circin esters: ti ipilẹṣẹ nipasẹ oti ati cyclocar, gẹgẹ bi awọn jasmone hyacxide.Ester jẹ didoju gbogbogbo, eyiti o le jẹ hydrolyzed ati mu ọti ati acid jade.Awọn nọmba erogba kekere nigbagbogbo jẹ awọn olomi aladun, ati awọn nọmba erogba giga jẹ omi ati awọn okele ti ko ṣee ṣe ninu omi.