Aluminijum karbid
Aluminijum karbid je organsko jedinjenje, koje sadrži 3 atoma ugljenika i ima molekulsku masu od 143,958 Da.
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| Nazivi | |
|---|---|
| Preferisani IUPAC naziv
Aluminium carbide | |
| Drugi nazivi
Tetraaluminium tricarbide
| |
| Identifikacija | |
3D model (Jmol)
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| ChemSpider | |
| ECHA InfoCard | 100.013.706 |
| EC broj | 215-076-2 |
| MeSH | Aluminum+carbide |
| UN broj | 1394 |
| |
| Svojstva | |
| Al4C3 | |
| Molarna masa | 143,95853 g/mol |
| Agregatno stanje | colorless (when pure) hexagonal crystals[3] |
| Miris | odorless |
| Gustina | 2,36 g/cm3[3] |
| Tačka topljenja | 2.100 °C (3.810 °F; 2.370 K) |
| Tačka ključanja | decomposes at 1400 °C[4] |
| reacts to make natural gas | |
| Struktura | |
| Kristalna rešetka/struktura | Rhombohedral, hR21, space group[4] |
| Kristalografska grupa | R3m（No. 166） |
a = 0,3335 nm, b = 0,3335 nm, c = 0,85422 nm α = 78.743°, β = 78.743°, γ = 60°
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| Termohemija | |
| Specifični toplotni kapacitet, C | 116.8 J/mol K |
| Standardna molarna entropija S |
88.95 J/mol K |
Std entalpija
formiranja (ΔfH⦵298) |
-209 kJ/mol |
Gibsova slobodna energija (ΔfG˚)
|
-196 kJ/mol |
| Opasnosti | |
| Bezbednost prilikom rukovanja | Fisher Scientific |
| GHS grafikoni |  
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| GHS signalna reč | Warning |
| H261, H315, H319, H335 | |
| P231+232, P261, P264, P271, P280, P302+352, P304+340, P305+351+338, P312, P321, P332+313, P337+313, P362, P370+378 | |
| NFPA 704 | |
Ukoliko nije drugačije napomenuto, podaci se odnose na standardno stanje materijala (na 25 °C [77 °F], 100 kPa). | |
 verifikuj (šta je   ?)
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| Reference infokutije | |
Osobine
уреди| Osobina | Vrednost |
|---|---|
| Broj akceptora vodonika | 0 |
| Broj donora vodonika | 0 |
| Broj rotacionih veza | 0 |
| Particioni koeficijent[5] (ALogP) | 0,0 |
| Rastvorljivost[6] (logS, log(mol/L)) | 2,6 |
| Polarna površina[7] (PSA, Å2) | 279,1 |
Reference
уреди- ^ Li Q, Cheng T, Wang Y, Bryant SH (2010). „PubChem as a public resource for drug discovery.”. Drug Discov Today. 15 (23-24): 1052—7. PMID 20970519. doi:10.1016/j.drudis.2010.10.003.
- ^ Evan E. Bolton; Yanli Wang; Paul A. Thiessen; Stephen H. Bryant (2008). „Chapter 12 PubChem: Integrated Platform of Small Molecules and Biological Activities”. Annual Reports in Computational Chemistry. 4: 217—241. doi:10.1016/S1574-1400(08)00012-1.
- ^ а б Mary Eagleson (1994). Concise encyclopedia chemistry
. Walter de Gruyter. стр. 52. ISBN 978-3-11-011451-5.
- ^ а б Gesing, T. M.; Jeitschko, W. (1995). „The Crystal Structure and Chemical Properties of U2Al3C4 and Structure Refinement of Al4C3”. 50. Zeitschrift für Naturforschung B, A journal of chemical sciences: 196—200.
- ^ Ghose, A.K.; Viswanadhan V.N. & Wendoloski, J.J. (1998). „Prediction of Hydrophobic (Lipophilic) Properties of Small Organic Molecules Using Fragment Methods: An Analysis of AlogP and CLogP Methods”. J. Phys. Chem. A. 102: 3762—3772. doi:10.1021/jp980230o.
- ^ Tetko IV, Tanchuk VY, Kasheva TN, Villa AE (2001). „Estimation of Aqueous Solubility of Chemical Compounds Using E-State Indices”. Chem Inf. Comput. Sci. 41: 1488—1493. PMID 11749573. doi:10.1021/ci000392t.
- ^ Ertl P.; Rohde B.; Selzer P. (2000). „Fast calculation of molecular polar surface area as a sum of fragment based contributions and its application to the prediction of drug transport properties”. J. Med. Chem. 43: 3714—3717. PMID 11020286. doi:10.1021/jm000942e.
Literatura
уреди- Clayden, Jonathan; Greeves, Nick; Warren, Stuart; Wothers, Peter (2001). Organic Chemistry (I изд.). Oxford University Press. ISBN 978-0-19-850346-0.
- Smith, Michael B.; March, Jerry (2007). Advanced Organic Chemistry: Reactions, Mechanisms, and Structure (6th изд.). New York: Wiley-Interscience. ISBN 0-471-72091-7.
