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7226-23-5

Name 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone
CAS 7226-23-5
EINECS(EC#) 230-625-6
Molecular Formula C6H12N2O
MDL Number MFCD00006550
Molecular Weight 128.17
MOL File 7226-23-5.mol

Chemical Properties

Appearance clear colorless to slightly yellowish liquid
Melting point  -20 °C
Boiling point  146 °C44 mm Hg(lit.)
density  1.06 g/mL at 25 °C(lit.)
vapor pressure  0.5 hPa (57 °C)
refractive index  n20/D 1.488(lit.)
Fp  121 °C
storage temp.  Store below +30°C.
solubility  Chloroform (Slightly), Ethyl Acetate (Slightly)
form  Liquid
pka -0.65±0.20(Predicted)
color  Clear colorless to slightly yellow
PH 11 (100g/l, H2O, 20℃)
explosive limit 1.6-9.3%(V)
Water Solubility  soluble
Sensitive  Hygroscopic
Detection Methods GC
BRN  110562
Dielectric constant 36.119999999999997
Stability: Hygroscopic
InChIKey GUVUOGQBMYCBQP-UHFFFAOYSA-N
LogP 0.05 at 25℃
CAS DataBase Reference 7226-23-5(CAS DataBase Reference)
Storage Precautions Store under nitrogen
EPA Substance Registry System 2(1H)-Pyrimidinone, tetrahydro-1,3-dimethyl- (7226-23-5)

Safety Data

Hazard Codes  Xn
Risk Statements 
R22:Harmful if swallowed.
R36:Irritating to the eyes.
R43:May cause sensitization by skin contact.
R62:Possible risk of impaired fertility.
R41:Risk of serious damage to eyes.
Safety Statements 
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
WGK Germany  2
RTECS  UW7582500
3-10
Autoignition Temperature 255 °C
TSCA  Yes
HS Code  29335995
Toxicity
LD50 orally in Rabbit: 1770 mg/kg

Hazard Information

Material Safety Data Sheet(MSDS)

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