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khoom

BOC-L-Tyrosine CAS Nr 3978-80-1

Chemical Property:

Molecular Formula C14H19NO5
Molar Mass 281.3 ib
Qhov ntom 1.1755 (zeeg)
Melting Point 133-135 ° C (lit.)
Boling Point 423.97°C (kev kwv yees kwv yees)
Kev sib hloov tshwj xeeb (α) 2.5º (c = 2, acetic acid)
Flash Point 247.1°C dej
Solubility Soluble nyob rau hauv ethanol thiab dichloromethane, insoluble nyob rau hauv aliphatic hydrocarbons.
Vapor Siab 3.23E-10mmHg ntawm 25 ° C
Qhov tshwm sim Dawb hmoov
Xim Dawb mus rau dawb
BRN 2816406 ib
pKa 2.98 ± 0.10 (Kev kwv yees)
Kev cia khoom Khaws nyob rau hauv qhov chaw tsaus, kaw hauv qhuav, Chav Kub
Refractive Index 1.5230 (kwv yees)
MDL PAB 00037179

Product Detail

Khoom cim npe

Risk thiab Safety

Hazard Cov Cim Xi-xaj
Risk Codes 36/37/38 – Khaus qhov muag, ua pa thiab tawv nqaij.
Kev nyab xeeb piav qhia S22 - Tsis txhob nqus plua plav.
S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag.
S36 - Hnav khaub ncaws tiv thaiv zoo.
S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob.
WGK Germany 3
HS Code 29242990 ib

 


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