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3-Chlorpropyltrimethoxysilan
Chloropropyltrimethoxysilane · 219-787-9 · CPTMO · DC Z-6076 · a143 · A 143 · cps-m · z6076
Identifikatoren & physikalische Daten
| CAS No. | 2530-87-2 |
|---|---|
| Summenformel | C6H15ClO3Si |
| Durchschnittliche Molmasse | 198,72 g/mol |
| Monoisotopische Masse | 198,0478986 g/mol |
| SMILES | CO[Si](CCCCl)(OC)OC |
| InChIKey | OXYZDRAJMHGSMW-UHFFFAOYSA-N |
| PubChem CID | 62449 |
| ChEMBL | CHEMBL3184213 |
| EC No. | 219-787-9 |
| DTXSID | DTXSID4027490 |
| Lokaler Name | 3-Chlorpropyltrimethoxysilan |
Chemische & physikalische Eigenschaften
| Polarare Oberfläche (TPSA) | 27,7 |
|---|---|
| H-Brücken-Donoren | 0 |
| H-Brücken-Akzeptoren | 3 |
| Frei drehbare Bindungen | 6 |
| Schwere Atome | 11 |
| Formalladung | 0 |
| Komplexität | 89 |
| Dichte | 1.09 @25 °C1.09 g/mL at 25 °C(lit.) |
| Siedepunkt | 195 °C @760 [mm Hg]195 °C750 mm Hg(lit.) |
| Dampfdruck | 0.39 [mmHg]<5 hPa (20 °C) |
| Physical Description | Liquid[Reference #1] Colorless liquid[Alfa Aesar MSDS] |
| Schmelzpunkt | -50°C |
| Brechungsindex | n20/D 1.419(lit.) |
| Flammpunkt | 136 °F |
| Lagerbedingungen | Store below +30°C. |
| Löslichkeit | Miscible with organic solvents.Hydrolyzes in water. |
| Aggregatzustand | Liquid |
| pKa (Säurekonstante) | 10[at 20 ℃] |
| Farbe | Clear colorless to slightly yellow |
| Wichte | 1.077 |
| Explosionsgrenze | 5.5-44%(V) |
| BRN | 969627 |
| Stabilität | Stable, but air and moisture sensitive. Incompatible with water, moisture, strong oxidizing agents, air. Store under an inert and dry atmosphere. |
| InChI | 1S/C6H15ClO3Si/c1-8-11(9-2,10-3)6-4-5-7/h4-6H2,1-3H3 |
| InChIKey | OXYZDRAJMHGSMW-UHFFFAOYSA-N |
| SMILES | CO[Si](CCCCl)(OC)OC |
| LogP (Verteilungskoeffizient) | -1.1-2 at 20℃ |
| CAS Datenbank | 2530-87-2(CAS DataBase Reference) |
| NIST chemische Informationen | Silane, (3-chloropropyl)trimethoxy-(2530-87-2) |
| EPA chemische Informationen | (3-Chloropropyl)trimethoxysilane (2530-87-2) |
Sicherheit & Vorschriften
| GHS-Einstufung | This chemical does not meet GHS hazard criteria for 83.4% (181 of 217) of all reports.WarningH226 (11.5%): Flammable liquid and vapor [Warning Flammable liquids]P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 217 reports by companies from 8 notifications to the ECHA C&L Inventory.Reported as not meeting GHS hazard criteria per 181 of 217 reports by companies.There are 5 notifications provided by 36 of 217 reports by companies with hazard statement code(s).Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website. |
|---|---|
| Regulatorische Informationen | Chemical: Silane, (3-chloropropyl)trimethoxy-Silane, (3-chloropropyl)trimethoxy- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Silane, (3-chloropropyl)trimethoxy- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)Status: Active Update: 03-05-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/16008Status: Active Update: 21-06-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/338213-(Chloropropyl)-trimethoxysilane: Does not have an individual approval but may be used under an appropriate group standard |
| Weitere Sicherheitsinformationen | Evaluation - Chemicals that are unlikely to require further regulation to manage risks to environment |
| Gefahrenübersicht | Rapidly hydrolyzed producing 3 moles of methanol for every mole of silanetriolMethanol is expected to cause any toxicity observedNot a skin sensitizer in guinea pigsA repeated-dose inhalation study produced no adverse effects at concentrations up to 100 ppmClinical observations in a micronucleus assay of mice include ataxia, tremors, prostration, myoclonic jerks, and vocalizationNo reproductive or developmental toxicity observed in an inhalation study of rats at concentrations up to 100 ppm[Reference #1] Reacts with water evolving methanolA skin and strong eye irritant[Alfa Aesar MSDS] See Methyl alcohol. See Trimethoxypropylsilane. |
| Hazard Classes and Categories | Flam. Liq. 3 (11.5%)Flammable liquids - Category 3Skin corrosion/irritation - Category 2Serious eye damage/eye irritation - Category 2BSpecific target organ toxicity - Single exposure - Category 3 (Narcotic effects)Specific target organ toxicity - Repeated exposure - Category 2 (urinary bladder) |
| Protective Action Criteria (PAC) | 20 [mg/m3]220 [mg/m3]1300 [mg/m3] |
| Unerwünschte Wirkungen | Neurotoxin - Other CNS neurotoxin |
| Wassergefährdungsklasse (WGK) | 1 |
| TSCA-Inventar-Status | TSCA listed |
| UN-Transportnummer | UN 1993 3/PG 3 |
| Zollcode | 29310095 |
| RTECS-Nr. | VV2680000 |
| R-Sätze (R) | 36/37/38 |
| Toxizität | LD50 orally in Rabbit: > 2000 mg/kg LD50 dermal Rabbit 3062 mg/kg |
| Gefahrensymbole | Xi |
| Sicherheitshinweise (S) | 26-36-37/39 |
| Gefahrenklasse | 8 |
| Verpackungsgruppe | III |
| Lagerklasse | 10 - Combustible liquids |
| Selbstentzündungstemperatur | 220 °C |
Anwendungen & Verwendung
Beschreibung
(3-Chloropropyl)trimethoxysilane is a silane coupling agent that is commonly used in the field of chemistry. It is a colorless and transparent liquid that has a strong odor. It is used as a coupling agent in the polymer industry to improve the adhesion between two substrates. It is also a starting material for synthesizing various compounds, such as surfactants, organosilanes, and other functional molecules.
Verwenden
(3-Chloropropyl)trimethoxysilane is a good coupling agent for epoxy resins to glass in laminates.