Product Name

  • Name

    Palmitic anhydride

  • EINECS 210-805-0
  • CAS No. 623-65-4
  • Article Data42
  • CAS DataBase
  • Density 0.887 g/cm3
  • Solubility
  • Melting Point 61-64 °C(lit.)
  • Formula C32H62O3
  • Boiling Point 488.6 °C at 760 mmHg
  • Molecular Weight 494.842
  • Flash Point 220.6 °C
  • Transport Information UN 3261 8/PG 2
  • Appearance white powder
  • Safety 26-36/37/39-45-25
  • Risk Codes 34
  • Molecular Structure Molecular Structure of 623-65-4 (Palmitic anhydride)
  • Hazard Symbols CorrosiveC
  • Synonyms Hexadecanoicacid, anhydride (9CI);Palmitic anhydride (6CI,7CI,8CI);Hexadecanoicanhydride;NSC 285112;Palmitic acid anhydride;Palmitoyl anhydride;
  • PSA 43.37000
  • LogP 11.01880

Palmitic anhydride Specification

The cas register number of Palmitic anhydride is 623-65-4. It also can be called as Hexadecanoic anhydride and the IUPAC Name about this chemical is hexadecanoyl hexadecanoate.

Physical properties about Palmitic anhydride are: (1)ACD/LogP: 14.40; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 14.39; (4)ACD/LogD (pH 7.4): 14.39; (5)ACD/BCF (pH 5.5): 1000000; (6)ACD/BCF (pH 7.4): 1000000; (7)ACD/KOC (pH 5.5): 10000000; (8)ACD/KOC (pH 7.4): 10000000; (9)#H bond acceptors: 3; (10)#Freely Rotating Bonds: 30; (11)Polar Surface Area: 43.37Å2; (12)Index of Refraction: 1.458; (13)Molar Refractivity: 152.1 cm3; (14)Molar Volume: 557.3 cm3; (15)Polarizability: 60.29x10-24cm3; (16)Surface Tension: 32.9 dyne/cm; (17)Enthalpy of Vaporization: 75.48 kJ/mol; (18)Vapour Pressure: 1.07E-09 mmHg at 25°C.

Preparation: this chemical can be prepared by Preparation: this chemical can be prepared by hexadecanoic acid. This reaction will need reagent 1,1'-carbonyldiimidazole and solvent CHCl3. The reaction time is 5 hour(s) at Ambient temperature.

Uses of Palmitic anhydride: it can be used to produce 4-hydroxy-3-isobutyryl-5H-furan-2-one with tetronic acid at Ambient temperature. This reaction will need reagent 4-N,N-dimethylaminopyridine, triethylamine, DCC and solvent CH2Cl2 . The yield is about 55%.

When you are using this chemical, please be cautious about it as the following:
This chemical could causes burns. When you are using it, wear suitable protective clothing, gloves and eye/face protection, you  also need avoid contact with eyes. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice and in case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CCCCCCCCCCCCCCCC(=O)OC(=O)CCCCCCCCCCCCCCC
(2)InChI: InChI=1S/C32H62O3/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31(33)35-32(34)30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h3-30H2,1-2H3
(3)InChIKey: QWZBEFCPZJWDKC-UHFFFAOYSA-N

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View