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.

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
(±)-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

We are supplier of Propane-1,2-diol CAS:57-55-6,We offer custom synthesis of various chemical compounds like 1,2-Propanediol CAS:57-55-6 and custom manufacturing of Propane-1,2-diol, please feel free to contact us for your demand of Propane-1,2-diol,suppose you are looking for Propane-1,2-diol factory, producer or manufacturer.

We are masters in contract manufacturing, marketing & sales, procurement of chemical raw material, chemicals, pharma, pharmaceutical raw material.Scope of services: compound custom synthesis, chemical custom synthesis, peptide custom synthesis, protein synthesis, pharmaceutical intermediate custom synthesis, generic synthesis, chemical custom synthesis CRO, etc.Our factory has initiated a massive R & D effort for launching various products, using catalytic hydrogenation and air oxidation, N-alkylation, O-alkylation, nitrosation, low-temperature nitration, esterification, ethoxylation and cyanoethylation.Because of a competent and committed Research & Development team we also have developed and supplied various new heterocyclic chemicals and their derivatives to the pharmaceutical industry and a range of rubber chemicals (antioxidants) to reputed companies in Europe, Japan and America.The target product of synthetic weights ranging from milligrams to kilograms. We have successfully completed a large number of orders for chemical custom synthesis on time

Related Products:153977-22-1 | 3-(2-acetoxy-4,5-dimethoxy-phenyl)-2-(4-hydroxy-2-isopropyl-benzofuran-5-yl)-cyclopent-2-enone | Acetic acid (2R,3S,5R)-2-acetoxymethyl-5-[2-acetylamino-6-(4-bromo-benzyloxy)-purin-9-yl]-tetrahydro-furan-3-yl ester

Experienced Reaction
Strong Products


4-Iodo-1,2-dimethylbenzene CAS:31599-61-8

Spiro[9H-fluorene-9,9'-[9H]xanthene], 2-bromo- CAS:899422-06-1

N-Fmoc-4-Nitro-L-Phenylalanine CAS:95753-55-2

(S)-N-t-butyl decahydro-3-iso-quinolinecarboxamide CAS:136465-81-1

Methyl 4-oxocyclohexanecarboxylate CAS:6297-22-9

Contact us:


Add: 6F-5,No.163 Ruiqing Rd.,Ningbo Zhejiang 315000 China

Tel: 86-574-87319282 |

Fax: 86-574-27912196

E-mail: cdmo@nbinno.com