1,2-Propanediol CAS:57-55-6-custom synthesis contract manufacturing
1,2-Propanediol CAS:57-55-6
Structural Formula 1,2-Propanediol CAS:57-55-6
Product Name Propane-1,2-diol
Synonym Propane-1,2-diol;1,2-Propanediol;Propane-1,2-diol;Propane-1,2-diol
CAS No. 57-55-6
Molecular Weight See details
Specifications Upon request
Packing Sea or Airworthy packing
Material Safety Data Sheet Upon request
Availability Please visit www.nbinno.com for our official company website or sending email to info@nbinno.com for more information.

Synonyms:
Propane-1,2-diol
1,2-Propanediol
 
Molecular Formula: C3H8O2
Molecular Weight:  76.09440

Appearance and properties: transparent viscous liquid
Density: 1.036 g/mL at 25ºC(lit.)
Boiling point: 187ºC
Melting point: -60ºC
Flash point: 99ºC
Refractive index: n20/D 1.432(lit.)
 
Stability: Stable under normal temperatures and pressures.
Storage conditions: ventilated, low temperature and dry warehouse
use:
(±)-1,2-Propanediol is an aliphatic alcohol, which is often used as an excipient in many pharmaceutical preparations to increase the solubility and stability of the drug.

Items of Analysis Standard of Analysis Analytical method Test Results
Assay ≥99.00% DB37/T 2200 99.80%
Color (Pt-Co) ≤16 GB/T 3143 5
Moisture ≤0.20% GB/T 6283 0.058%
Density (20) g/cm3 1.035-1.040 GB/T 4472 1.038
Index of Refraction (ND20) 1.428-1.435 GB/T 6488 1.432
Acid value ≤0.02%  GB/T 14827 0.002%
Boiling range 183-190℃ GB/T 7534 186-189℃
Conclusion Conforms to HG/T 5392-2018 Standard
 

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Experienced Reaction
AlkylationPolymerizationDiazotization
NeutrallzationSulfonationDecompose
NitrationEliminationEsterification
AdditionChlorinationSubstitution
DehydrogenationReductionHydrogenation
Oxidation
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