H-Glu(OEt)-OEt·HCl CAS 1118-89-4 L-Glutamic Acid Diethyl Ester Hydrochloride Purity >99.0% (HPLC) Falegaosimea

Fa'amatalaga Puupuu:

L-Glutamic Acid Diethyl Ester Hydrochloride

Synonyms: H-Glu(OEt)-OEt·HCl

CAS: 1118-89-4

Mama: >99.0%

Fa'aaliga: Pa'epa'e ile Pa'epa'e Microcrystalline Pa'u

Gaosia Gaosi 300 Tone i le Tausaga, Tulaga Maualuga

Fa'afeso'ota'i: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


Fa'amatalaga Oloa

Oloa Fa'atatau

Faailoga o oloa

Fa'amatalaga:

Shanghai Ruifu Chemical Co., Ltd. o le taʻutaʻua taʻutaʻua o le L-Glutamic Acid Diethyl Ester Hydrochloride (H-Glu (OEt) -OEt · HCl) (CAS: 1118-89-4) ma le maualuga.Ruifu Chemical o lo'o tu'uina atu se fa'asologa o amino acids ma mea e maua mai ai.E mafai ona matou tuʻuina atu i le lalolagi atoa le tuʻuina atu, laʻititi ma tele aofaʻi avanoa.Fa'atau H-Glu(OEt)-OEt·HCl,Please contact: alvin@ruifuchem.com

Meatotino tau vailaau:

Igoa Vailaau L-Glutamic Acid Diethyl Ester Hydrochloride
Synonyms H-Glu(OEt)-OEt·HCl;Diethyl L-Glutamate Hydrochloride;L-Glutamic Acid Diethyl Ester HCl
Tulaga Fa'asoa I Fa'atauga, Gaosi Gaosi 300 Tone i le Masina
Numera CAS 1118-89-4
Fuafua mole C9H17NO4·HCl
Molecular Weight 239.70
Lisi Lisi 108.0~110.0 ℃(malamalama)
Fa'apuna 262 ℃ ile 760 mmHg
Malosi 1.08g/cm3
Suavai Solubility Solu i le Suavai, Toeititi lava manino
Temp. Faamaufa'ailoga i le mago, potu vevela
COA & MSDS Avanoa
Fa'avasegaga Amino Acid ma mea e maua mai ai
Fa'ailoga Ruifu Chemical

Fa'amatalaga Saogalemu:

Fa'amatalaga Saogalemu 24/25
WGK Siamani 3
RTECS MA1252280
TSCA Ioe
HS Code 2922499990

Fa'amatalaga:

Aitema

Tulaga Fa'atonu

I'uga

Fa'aaliga

Pa'epa'e ile Pa'epa'e Microcrystalline Pa'u

Fa'atatau

Ta'amilosaga Fa'apitoa

+21.5°~ +22.5°(C=5, EtOH)

+22.2°(C=5, EtOH)

Lisi Lisi

108.0~110.0 ℃

108-110 ℃

Ma'imau ile Fa'amago

<0.50%

0.20%

Vai (e KF)

<0.50%

0.21%

300MHZ1H

Fa'atasi

Fa'atasi

TLC Iloiloga

Tasi Nofoaga

Agava'a

D-Isomer

<0.20%

Le iloa

Su'ega

>99.0%min

99.5%

Solubility i le H2O

Le lanu, manino, 50 mg/mL ile H2O

Pasia

Fa'ai'uga

E tusa ai ma le Enterprise Standard

Fa'aoga Autu

Fa'amea ole Amino acid;Vailaau Fa'atekonolosi

www.ruifuchemical.com

I. Faiga o asiasiga
1. Mea liusuavai
O lo'o fa'aogaina meafaigāluega fa'ameamea fa'atekonolosi
Laasaga 2: Anotusi
2.1 Reagents
Laasaga 1: Formic acid
2. Glacial acetic acid
3. Fa'ato'a fua fa'atatau ole vaila'au perchloric (C=0.1000mol/l)
4. Fa'ailoga Violet tioata vai: 5g/l.
2.2 Mea faigaluega ma meafaigaluega
1. Ipu 150ml
2. Microburet: 10ml
2. 3 Laasaga o iloiloga
2. 3. Ou te fuaina saʻo e uiga i le 300mg o le faʻataʻitaʻiga na muaʻi faʻamago i le 105 ℃ mo le 3h, tuʻu i totonu o le 150ml Peteli, faʻaopopo le 3ml o le formic acid, faʻaopopo le 50ml o le aisa acetic acid, faʻaopopo 2 mataua o le vaifofo suʻega tioata tioata ( TS-74), ma titrate i le 0.1mol/L perchloric acid se'ia o'o i le pito lanu meamata po'o se'i mou atu atoa le lanumoana.
2. 3. 2 Fa'atatauga metotia
X e tutusa ma C (V1-V2) taimi 0.2042 / M taimi 100
C o le fa'atonuga o vaifofo fua fa'atatau o le fa'ama'i perchloric, fa'aalia i mole i le lita (mol/l).
O le V1 o le voluma fa'aaogaina ole vaila'au fa'ata'ita'i fa'ama'oti fa'atumauina fa'atumauina vaifofo fa'ata'ita'i, fa'aalia ile ml (ml).
Ole tele o lo'o fa'aaogaina ole vaifofo fua fa'atatau ile vaila'au ole perchloric ile V2 su'ega avanoa, fa'aalia ile ml (ml)
0.2042 ma le 1.00ml perchloric acid tulaga faatonuina titrated concentrated vaega vai pe a faaalia le tulaga lelei o lenei oloa i le G
M Le lelei ole fa'ata'ita'iga, fa'aalia ile kalama (g).
2. 4 Fa'asa'oga
Afai o le eseesega o le vevela o le potu i le va o le vaifofo su'ega titration ma le calibration perchloric acid solution tulaga masani e sili atu i le 10 ℃, e tatau ona toe faʻavasega;A leai, e tatau ona fa'asa'o le fa'atonuga o le C1 o le vaifofo masani o le acid perchloric e tusa ai ma le su'ega (2).
C2= C1/1+0.0011 (t1-t2)
1 + 0.0011 o le faʻaopoopoga faʻatasi o le acetic acid glacial
O le iunite o le vevela o le potu mo le T2 calibration o perchloric acid o Celsius (° C).
O le iunite o le vevela o le potu lea e fuaina ai se fa'ata'ita'iga o le Celsius (° C).
C1 t2 ℃ fa'atūina vaifofo fa'a'ai'au perchloric, i mole ile lita (MOL/L)
3. mago ma le mamafa
3.1 Meafaigaluega:
ogaumu fa'amago fa'amago, 1/10,000 paleni.
3.2 Taualumaga:
Ave le 1-2 kalama o faʻataʻitaʻiga (saʻo i le 0.5mg) ma tuʻu i totonu o se fagu faʻamago tumau-mamago ma le mamafa.O fa'ata'ita'iga e iai le mafiafia tutusa i le pito i lalo ole fagu fua.Ae mo faʻataʻitaʻiga, o le a faʻamago i totonu o le ogaumu (105±5℃) thermoelectric i le mamafa tumau.
3.3 Fa'atatauga
X o le m to'ese le m1 vaevae i le m to'ese le m2 fa'a 100
O fea: X- susū %
m1 -- O le mamafa ole fa'ata'ita'iga mamago fa'atasi ai ma le fagu fua g
m2 - Fua le mamafa o le fagu g
m- Le mamafa o le fa'ata'ita'iga g
3.4 Manatu mo le Fa'alogo
1. Manatu fa'apitoa: 1. Fa'ata'ita'iga tutusa e tatau ona faia mo le fa'amago ma le fa'amama.E tasi le faʻataʻitaʻiga e lua iʻuga, ma o le mea sese i le va o faʻaiʻuga e lua e le sili atu i le 0.5%.
2. O le fuaina e tatau ona fa'aeteete, sa'o i le 0.0001.
4 i le taamilosaga
4.1 Mataupu Faavae
O le malamalama fa'apolokalame o va'alele e ui atu i se vai po'o se vaifofo o se mea fa'apipi'i o lo'o i ai ni gaioiga fa'apitoa (o lona uiga, o se mea fa'apitoa fa'apitoa) e mafai ona mafua ai le feliuliua'i, ma mafua ai ona feliuliua'i le va'alele o le malamalama polarized i le agavale po'o le taumatau.O le numera o tikeri o le taamilosaga e taʻua o le optical rotation.I se vevela faapitoa (e masani ona faʻaalia e le t, e mafai ona 20 ℃ poʻo le 25 ℃) o se umi galu o le malamalama (malamalama sodium samasama ma D, wavelength λ 589.3nm) malamalama polarized e ala i mililita taʻitasi o loʻo i ai 1g meafaitino gaioiga, le mafiafia o le 1dm. (o lona uiga, 10cm) vaifofo pe a ta'ua le suiga o le fa'aliliuga fa'apitoa.
4.2 Manaoga
Ole laina D ole alaleo ole sodium (589.3 nm) sa fa'aogaina e fua ai le umi ole paipa ole 1dm ma ole vevela ole 20℃.
4.3 Meafaigaluega
4.3.1 Digital autotropy (sa'o ±0.001°)
4.3.2 Paleni faaeletonika (sa'o 0.0001g).
4.4 Auala Fa'atino
Ave le 3g o lenei oloa, saʻo i le 0.0001g, tuʻu i totonu o se fagu volumetric 100ml, faʻaopopo le ethanol e faʻafefe ma faʻafefe i le fua, lulu lelei.Fufulu le paipa fua i se vaega itiiti o le vai mo le tele o taimi, ona tui lemu lea o le vai i totonu o le paipa fua (aua neʻi faʻaalia ni mea e tupu ai), tuʻu le paipa fua i totonu o le gyroscope mo le iloa, ma faitau le faitauga faʻasolosolo mo 3 taimi i le tutusa.
4.5 Fa'atatau
Ole suiga patino ole L-glutamate Diethyl carbonate ile sodium spectrum D-line ile 20 ℃ [Alpha] D20 sa fuafuaina e pei ona taua i lalo:
[ɑ] D20 = alpha/m
O fea: α -- fuainumera averesi o faitauga o le taamilosaga kupita;
m -- fa'ata'ita'iga lelei.
4.6 Eseesega fa'atagaina: O le eseesega atoatoa o le fa'ata'ita'iga tutusa e le tatau ona sili atu i le 0.02% pe a fua fa'alua.
4.7 Lapataiga
4.7.1 E tatau ona fa'aogaina le soli e fai ma fa'avasega avanoa a'o le'i fuaina ta'itasi: A mae'a fua, e tatau ona toe faia le fa'avasegaina e iloa ai pe suia le togi e leai i le taimi o fua.Afai ei ai ni suiga, e tatau ona toe fuafuaina le suiga o le mata o le faʻataʻitaʻiga.
4.7.2 E tatau ona fa'amanino le fa'ata'ita'iga pe a mae'a fa'ama'ape ma fa'afefeteina;a leai, e tatau ona faamama.
Laasaga 5 Fa'aaliga
O le oloa e tatau ona pa'epa'e i le pa'epa'e microcrystalline pa'epa'e

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Talosaga:

L-Glutamic Acid Diethyl Ester Hydrochloride (H-Glu (OEt) -OEt · HCl) o se mea e maua mai i le L-Glutamic Acid, faʻaaogaina lautele i vailaʻau, meaʻai ma mea teuteu, meaʻai faʻaopoopoga, faʻalauteleina o meaola.H-Glu(OEt)-OEt·HCl o loʻo faʻaaogaina e avea o se mea faʻapipiʻi faʻapitoa ma vailaʻau.H-Glu(OEt)-OEt·HCl o lo'o iai sona sao taua ile fanua fa'afoma'i.

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