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Basic Information
| CAS No.: | 9005-66-7 |
|---|---|
| Name: | Polyoxyethylene sorbitan monopalmitate |
| Molecular Structure: | |
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| Formula: | Unspecified |
| Molecular Weight: | 338.26472 |
| Synonyms: | Sorbitan,monopalmitate, polyoxyethylene derivs. (8CI);Crill 7;Crillet 2;Durfax 60;E434;Emsorb 6910;Emulgen TWP 120;Ethoxylated sorbitan monopalmitate;Glycosperse P 20;Lonzest SMP 20;MP 55F;Montanox 40;Nikkol TP 10;NissanNonion PT 221;Polysorbate 40;Rheodol Super TW-P 120;Rheodol TW-P 120;Rheodol TW-P 120V;Sorbimacrogolpalmitate 300;Sorbon T 40;TP 10EX;Tween 16:0;Tween 40; |
| Density: | 1.083 g/mL at 25 °C(lit.) |
| Melting Point: | 0.1 °C |
| Boiling Point: | 797.89°C (rough estimate) |
| Flash Point: | >230 °F |
| Solubility: | 100 g/L |
| Safety: | 24/25 |
| PSA: | 133.14000 |
| LogP: | 3.55880 |
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Polyoxyethylene sorbitan monopalmitate
Chemistry
The Molecular formula of POLYOXYETHYLENE SORBITAN MONO-PALMITATE(9005-66-7): C22H42O6.(C2H4O)n
The Molecular Weight of POLYOXYETHYLENE SORBITAN MONO-PALMITATE(9005-66-7):
The Molecular Structure of POLYOXYETHYLENE SORBITAN MONO-PALMITATE(9005-66-7) is:
Density:1.083 g/mL at 25 °C(lit.)
Melting point:0.1 °C
Solubility in water:100 g/L
refractive index:n20/D 1.47(lit.)
Appearance:Yellow to amber liquid
Synonyms:POLYSORBATE 40;POLYOXYETHYLENE SORBITAN MONOPALMITATE;POLYOXYETHYLENE GLYCOL SORBITAN MONOPALMITATE;POLYOXYETHYLENE (20) SORBITAN MONOPALMITATE;TWEEN NO 40;TWEEN(R) 40;crill7;TWEEN 40
Toxicity Data With Reference
| 1. | ivn-rat LD50:1580 mg/kg | FAONAU Food and Agriculture Organization of United Nations, Report Series. 53A (1974),257. |
LD50/LC50: RTECS:
CAS# 9005-66-7: Oral, rat: LD50 = >38400 mg/kg;
Carcinogenicity: Tween® 40 - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Moderately toxic by intravenous route. When heated to decomposition it emits acrid smoke and irritating fumes.
Safety Description
S24/25:Avoid contact with skin and eyes.
Safety Description
S24/25:Avoid contact with skin and eyes.
Specification
Chemical Stability: Not available
Conditions to Avoid: Incompatible materials.
Incompatibilities with Other Materials: Strong oxidizing agents.
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Will not occur.
Conditions to Avoid: Incompatible materials.
Incompatibilities with Other Materials: Strong oxidizing agents.
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Will not occur.