8.40122

Span^® 65

for synthesis

• Synonym(s): Span^® 65, Sorbitan tristearate, Sorbitan trioctadecanoate
• Empirical Formula (Hill Notation): C₆₀H₁₁₄O₈
• CAS Number: 26658-19-5
• Molecular Weight: 963.54
• MDL number: MFCD00151165
• UNSPSC Code: 12352108
• EC Index Number: 247-891-4
• NACRES: NA.22

Properties

• vapor pressure: <1.4 hPa ( 20 °C)
• Quality Level: 200
• form: powder
• potency: >15900 mg/kg LD₅₀, oral (Rat)
• bp: >100 °C/1013 hPa
• mp: 53 °C
• transition temp: flash point >149 °C
• density: 0.98 g/cm³ at 25 °C
• storage temp.: 2-30°C
• InChI: 1S/C60H114O8/c1-4-7-10-13-16-19-22-25-28-31-34-37-40-43-46-49-56(62)65-53-55(67-57(63)50-47-44-41-38-35-32-29-26-23-20-17-14-11-8-5-2)60-59(54(61)52-66-60)68-58(64)51-48-45-42-39-36-33-30-27-24-21-18-15-12-9-6-3/h54-55,59-61H,4-53H2,1-3H3/t54-,55?,59+,60-/m1/s1
• InChI key: IJCWFDPJFXGQBN-BIFNRIDTSA-N

Description

Application

Span^® 65 for synthesis. CAS 26658-19-5, molar mass 963.55 g/mol.

Analysis Note

Hydroxyl value: 66 - 80
Saponification value: 176 - 188
Identity (IR): passes test

Legal Information

Span is a registered trademark of Croda International PLC

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: 302.0 °F - closed cup
• flash_point_c: 150.00 °C - closed cup