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Aceton-dimethylacetal
ACETONE DIMETHYL ACETAL · Propane, 2,2-dimethoxy- · 2,2-Dimethyoxypropane · DMP)2,2-DiMethoxy · Acetone dimethyl acetal, DMP · NSC 62085 · C.I. 77769 · 2,2-DIMETHOXYPROPANE
Identifikatoren & physikalische Daten
| CAS No. | 77-76-9 |
|---|---|
| Summenformel | C5H12O2 |
| Durchschnittliche Molmasse | 104,15 g/mol |
| Monoisotopische Masse | 104,08372962 g/mol |
| SMILES | COC(C)(C)OC |
| InChIKey | HEWZVZIVELJPQZ-UHFFFAOYSA-N |
| PubChem CID | 6495 |
| ChEMBL | CHEMBL3184215 |
| EC No. | 201-056-0 |
| DTXSID | DTXSID7026441 |
| Lokaler Name | Aceton-dimethylacetal |
Chemische & physikalische Eigenschaften
| XLogP | 0,6 |
|---|---|
| Polarare Oberfläche (TPSA) | 18,5 |
| H-Brücken-Donoren | 0 |
| H-Brücken-Akzeptoren | 2 |
| Frei drehbare Bindungen | 2 |
| Schwere Atome | 7 |
| Formalladung | 0 |
| Komplexität | 44 |
| Dichte | 0.847 @25 °C0.847 g/mL at 25 °C (lit.) |
| Siedepunkt | 83 °C @760 [mm Hg]83 °C (lit.) |
| Schmelzpunkt | -47 °C |
| Physical Description | Clear colorless liquid[MSDSonline] |
| Kovats Retention Index | 638615616620627 |
| Dampfdichte | 3.59 (vs air) |
| Dampfdruck | 60 mm Hg ( 15.8 °C) |
| Brechungsindex | n20/D 1.378(lit.) |
| Flammpunkt | 12 °F |
| Lagerbedingungen | Store below +30°C. |
| Löslichkeit | 180g/l18 g/100 mL (25 ºC) |
| Aggregatzustand | Liquid |
| Wichte | 0.852 (20/4℃) |
| Farbe | Clear colorless |
| Explosionsgrenze | 31%, 58°F |
| BRN | 635678 |
| Henry-Konstante | 1.4×10-1 mol/(m3Pa) at 25℃, Ebert et al. (2023) |
| Stabilität | Stable. Highly flammable - note low flash point. Vapour may form an explosive mixture with air. May form explosive peroxides when exposed to air. Incompatible with strong oxidizing agents. |
| InChI | 1S/C5H12O2/c1-5(2,6-3)7-4/h1-4H3 |
| InChIKey | HEWZVZIVELJPQZ-UHFFFAOYSA-N |
| SMILES | COC(C)(C)OC |
| Oberflächenspannung | 21.46mN/m at 298.15K |
| CAS Datenbank | 77-76-9(CAS DataBase Reference) |
| NIST chemische Informationen | 2,2-Dimethoxypropane(77-76-9) |
| EPA chemische Informationen | Propane, 2,2-dimethoxy- (77-76-9) |
Sicherheit & Vorschriften
| GHS-Einstufung | This chemical does not meet GHS hazard criteria for 2.3% (5 of 222) of reports.DangerH225 (97.7%): Highly Flammable liquid and vapor [Danger Flammable liquids]H315 (59%): Causes skin irritation [Warning Skin corrosion/irritation]H319 (97.3%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]H335 (10.4%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposureRespiratory tract irritation]P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 222 reports by companies from 22 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.Reported as not meeting GHS hazard criteria per 5 of 222 reports by companies.There are 21 notifications provided by 217 of 222 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: Propane, 2,2-dimethoxy-Status: Active Update: 28-05-2013 https://echa.europa.eu/registration-dossier/-/registered-dossier/7384Status: Active Update: 24-02-2021 https://echa.europa.eu/registration-dossier/-/registered-dossier/158992,2-Dimethoxypropane: Does not have an individual approval but may be used under an appropriate group standard |
| Gefahrenübersicht | An eye irritant[eChemPortal: ERMA] An irritant[MSDSonline] |
| Peroxide Forming Chemical | 2,2-DimethoxypropaneD*: Other compounds that may form peroxides2 samples had 3-10 ppm peroxideage >1 yrsManagement of time-sensitive chemicals (JCHAS) |
| Hazard Classes and Categories | Flam. Liq. 2 (97.7%)Skin Irrit. 2 (59%)Eye Irrit. 2A (97.3%)STOT SE 3 (10.4%) |
| Protective Action Criteria (PAC) | 2.8 [ppm]31 [ppm]190 [ppm] |
| F | 10-21 |
| Wassergefährdungsklasse (WGK) | 2 |
| TSCA-Inventar-Status | TSCA listed |
| UN-Transportnummer | UN 1993 3/PG 2 |
| Zollcode | 29110000 |
| R-Sätze (R) | 11-36-36/37/38 |
| Toxizität | LD50 orally in Rabbit: > 2260 mg/kg LD50 dermal Rat > 2100 mg/kg |
| Gefahrensymbole | F,Xi |
| Sicherheitshinweise (S) | 26-9-37/39-33-16-33,37/39 |
| Gefahrenklasse | 3Eye Irrit. 2Flam. Liq. 2 |
| Verpackungsgruppe | II |
| Lagerklasse | 3 - Flammable liquids |
Anwendungen & Verwendung
Verwenden
2,2-Dimethoxypropane(DMP) is used in histology and considered to be more efficient than ethanol for the dehydration of animal tissue.