2,2-Bis(hydroxymethyl)propionic acid , 98% , 4767-03-7

Synonym(s):
2,2-Bis(hydroxymethyl)propionic acid;Bis-MPA;Dimethylolpropionic acid;DMPA

CAS NO.：4767-03-7

Empirical Formula: C5H10O4

Molecular Weight: 134.13

MDL number: MFCD00004199

EINECS: 225-306-3

PRODUCT Properties

• 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)
• Flash point: >150°C
• storage temp.: Inert atmosphere,Room Temperature
• solubility: H2O: soluble
• pka: 4.16±0.15(Predicted)
• form: Crystalline Powder
• color: White
• PH: 2.6 (50g/l, H2O, 20℃)
• Water Solubility: soluble
• Sensitive: Hygroscopic
• Merck: 14,3253
• BRN: 1756385
• Stability: Stable. Hygroscopic.
• 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)

Description and Uses

2,2-Bis(hydroxymethyl)propionic acid is commonly used as an AB₂ monomer for the synthesis of hyperbranched (hb) polymers and dendrimers.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H319
• Precautionary statements: P305+P351+P338
• PPE: dust mask type N95 (US), Eyeshields, Gloves
• Hazard Codes: Xi
• Risk Statements: 36/37/38-36/37
• Safety Statements: 26-37/39
• WGK Germany: 3
• RTECS: UA2465265
• F: 3-9
• Autoignition Temperature: >300 °C
• Hazard Note: Irritant
• TSCA: TSCA listed
• HS Code: 29159000
• Storage Class: 11 - Combustible Solids
• Hazard Classifications: Eye Irrit. 2
• Toxicity: LD50 orally in Rabbit: > 2000 mg/kg
• REACH Registrations: Active