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L-Theanine (CAS # 3081-61-6) Featured duab
  • L-Theanine (CAS # 3081-61-6) 1

L-Theanine CAS Nr .: 3081-61-6

Chemical Property:

Molecular Formula C7H14N2O3
Molar Mass 174.2 ib
Qhov ntom 1.171 ± 0.06 g / cm3 (Tshaj tawm)
Melting Point 207°C kub
Boling Point 430.2 ± 40.0 ° C (Kev kwv yees)
Kev sib hloov tshwj xeeb (α) +8.0 ° (dej)
Flash Point 214 ° C
Dej Solubility yuav luag pob tshab
Solubility Insoluble hauv ethanol thiab ether, yooj yim soluble hauv dej.
Vapor Siab 1.32E-08mmHg ntawm 25 ° C
Qhov tshwm sim Dawb siv lead ua
Xim Dawb
pKa 2.24 ± 0.10 (Tshaj tawm)
Kev cia khoom 2-8 ° C
Kev ruaj ntseg ruaj khov rau 2 xyoos txij li hnub ntawm kev yuav khoom raws li muab. Cov tshuaj hauv cov dej distilled yuav khaws cia ntawm -20 ° txog li 2 lub hlis.
Refractive Index 8 ° (C = 5, H2O)
MDL TIAB SA 00059653
Physical thiab Chemical Properties Dawb crystalline hmoov. Tsis muaj ntxhiab, nrog me ntsis qab zib saj, nrog saj pib ntawm 0.15%. Decomposition kub ntawm 214 ~ 215. Soluble hauv dej, insoluble hauv ethanol, ether. Cov khoom ntuj muaj ntau dua nyob rau hauv cov tshuaj yej ntsuab zoo tshaj (txog 2.2%).
Siv Siv ua zaub mov additive

Product Detail

Khoom cim npe

Hazard Cov Cim Xi-xaj
Risk Codes 43 - Tej zaum yuav ua rau mob ntawm daim tawv nqaij
Kev nyab xeeb piav qhia S28 - Tom qab sib cuag nrog daim tawv nqaij, ntxuav tam sim nrog xab npum-suds ntau.
S36/37 - Hnav cov khaub ncaws tiv thaiv thiab hnab looj tes tsim nyog.
HS Code 29241990 ib

 

Taw qhia

L-theanine (L-Theanine) yog ib qho tshwj xeeb hauv tshuaj yej, glutamine amino acid analog, thiab cov amino acid ntau tshaj hauv tshuaj yej. Muaj nyob rau hauv cov tshuaj yej ntsuab. Nws muaj ib tug me ntsis qab zib saj. Cov khoom ntuj tsim feem ntau pom muaj nyob rau hauv cov tshuaj yej ntsuab zoo tshaj (txog 2.2%).

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