2,2-Bis(hydroxymethyl)propionic acid CAS:4767-03-7

  • Product Name:2,2-Bis(hydroxymethyl)propionic acid
  • CAS:4767-03-7
  • Molecular formula:C5H10O4
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2,2-Bis(hydroxymethyl)propionic acid CAS:4767-03-7

2,2-Bis(hydroxymethyl)propionic acid CAS:4767-03-7 Basic information

Product Name: 2,2-Bis(hydroxymethyl)propionic acid
Synonyms: 2,2-Dimethylol Propionic Acid(DMPA);2,2-bis(hydroxymethyl)propanoicacid;3-Hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid;3-hydroxy-2-(hydroxymethyl)-2-methyl-propanoicaci;3-hydroxy-2-(hydroxymethyl)-2-methyl-Propanoicacid;alpha,alpha-Dimethylolpropionic
CAS: 4767-03-7
MF: C5H10O4
MW: 134.13
EINECS: 225-306-3
Product Categories: Organic acids;fine chemicals, specialty chemicals, intermediates, electronic chemical, organic synthesis, Organic acids
Mol File: 4767-03-7.mol

2,2-Bis(hydroxymethyl)propionic acid CAS:4767-03-7 Chemical Properties

density: 0.84
Melting point: 189-191 °C(lit.)
Boiling point: 167.23°C (rough estimate)
form: Crystalline Powder
storage temp.: Store below +30°C.
Water Solubility: soluble
refractive index: 1.4240 (estimate)
BRN: 1756385
InChIKey: PTBDIHRZYDMNKB-UHFFFAOYSA-N
Fp: >150°C
solubility: H2O: soluble
NIST Chemistry Reference: 2,2-Bis(hydroxymethyl)propionic acid(4767-03-7)
Merck: 14,3253
Stability: Stable. Hygroscopic.
Sensitive: Hygroscopic
vapor density: <1 (vs air)
CAS DataBase Reference: 4767-03-7(CAS DataBase Reference)
EPA Substance Registry System: Dimethylolpropionic acid (4767-03-7)

Product Name 产品名称

2,2-Bis(hydroxymethyl)propionic acid

Batch No.批号

20200305

Quantity 数量

350KG

Test Item

Requirement

Test Result

1. Appearance 外观

White flowing crystal

白色流动状晶体

PASS

2. 羟基值 hydroxyl value

≥24%

24.49%

3. 中和当量

neutralization equivalent

≤141

135.1

4. 水分Moisture

≤0.3

0.09

5.Acid Value 酸值

405-425mgKOH/g

417.9

6. 灰分 Ash

≤0. 03

0.02

CONCLUSION

QUALIFIED

2,2-Bis(hydroxymethyl)propionic acid Usage And Synthesis
Chemical Propertieswhite crystalline powder
Uses2,2-bis(hydroxymethyl)propionic acid (DMPA) is a versatile organic materials. it is used as water-based polyurethane chain extender, also make the polyurethane obtained from emulsifying properties, excellent stability can be made self-emulsifying aqueous polyurethane. For preparation a photosensitive resin and liquid crystal materials; for epoxy ester coatings, polyurethane elastomers and powder coatings; Preparation of magnetic recording materials and adhesives etc..
UsesIn preparation of water-sol alkyl resins.


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