4767-03-7

Name 2,2-Bis(hydroxymethyl)propionic acid
CAS 4767-03-7
EINECS(EC#) 225-306-3
Molecular Formula C5H10O4
MDL Number MFCD00004199
Molecular Weight 134.13
MOL File 4767-03-7.mol
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Chemical Properties

Appearance white crystalline powder
Melting point  189-191 °C(lit.)
Boiling point  167.23°C (rough estimate)
density  0.84
vapor density  <1 (vs air)
refractive index  1.4240 (estimate)
Fp  >150°C
storage temp.  Inert atmosphere,Room Temperature
solubility  H2O: soluble
form  Crystalline Powder
pka 4.16±0.15(Predicted)
color  White
PH 2.6 (50g/l, H2O, 20℃)
Stability: Stable. Hygroscopic.
Water Solubility  soluble
Sensitive  Hygroscopic
Merck  14,3253
BRN  1756385
InChI 1S/C5H10O4/c1-5(2-6,3-7)4(8)9/h6-7H,2-3H2,1H3,(H,8,9)
InChIKey PTBDIHRZYDMNKB-UHFFFAOYSA-N
SMILES CC(CO)(CO)C(O)=O
CAS DataBase Reference 4767-03-7(CAS DataBase Reference)
NIST Chemistry Reference 2,2-Bis(hydroxymethyl)propionic acid(4767-03-7)
EPA Substance Registry System Dimethylolpropionic acid (4767-03-7)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P305+P351+P338
Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R36/37:Irritating to eyes and respiratory system .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  3
RTECS  UA2465265
F  3-9
Autoignition Temperature >300 °C
Hazard Note  Irritant
TSCA  Yes
REACH Registrations Active
HS Code  29159000
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Toxicity
LD50 orally in Rabbit: > 2000 mg/kg

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