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305-84-0

Name L-Carnosine
CAS 305-84-0
EINECS(EC#) 206-169-9
Molecular Formula C9H14N4O3
MDL Number MFCD00005207
Molecular Weight 226.23
MOL File 305-84-0.mol

Chemical Properties

Appearance Crystalline
Melting point  253 °C (dec.) (lit.)
alpha  20.9 º (c=1.5, H2O)
Boiling point  367.84°C (rough estimate)
density  1.2673 (rough estimate)
vapor pressure  0Pa at 25℃
refractive index  21 ° (C=2, H2O)
storage temp.  2-8°C
solubility  DMSO (Very Slightly), Water (Slightly)
form  crystalline
pka 2.62(at 25℃)
color  White
Stability: Stable, but may be heat sensitive-store cold. Incompatible with strong oxidizing agents.
Water Solubility  almost transparency
Merck  1850
BRN  87671
InChIKey CQOVPNPJLQNMDC-ZETCQYMHSA-N
Uses
carnosine is an anti-oxidant that works to prevent cellular damage because of free radical activity. Studies indicate an ability to boost the immunological functions. Carnosine is a naturally occurring amino acid. In cosmetics, it has anti-aging and skin-conditioning applications.
CAS DataBase Reference 305-84-0(CAS DataBase Reference)
EPA Substance Registry System 305-84-0(EPA Substance)

Safety Data

Hazard Codes  Xn
Risk Statements 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S24/25:Avoid contact with skin and eyes .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
WGK Germany  2
RTECS  MS3080000
3-10
TSCA  Yes
HS Code  29332900
Safety Profile
Mildly toxic by intraperitoneal route. An experimental teratogen. Other experimental reproductive effects. When heated to decomposition it emits toxic fumes of NOx.
Toxicity
LD50 oral in mouse: > 14930mg/kg

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