Knowledge (XXG)

Potassium tetraphenylborate

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Ulrich Behrens, Frank Hoffmann, and Falk Olbrich "Solid-State Structures of Base-Free Lithium and Sodium Tetraphenylborates at Room and Low Temperature: Comparison with the Higher Homologues MB(C
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The compound adopts a polymeric structure with bonds between the phenyl rings and potassium. As such it is classified as an
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InChI=1S/C24H20B.K/c1-5-13-21(14-6-1)25(22-15-7-2-8-16-22,23-17-9-3-10-18-23)24-19-11-4-12-20-24;/h1-20H;/q-1;+1
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InChI=1/C24H20B.K/c1-5-13-21(14-6-1)25(22-15-7-2-8-16-22,23-17-9-3-10-18-23)24-19-11-4-12-20-24;/h1-20H;/q-1;+1
126: 356:. The insolubility of this compound has been used to determine the concentration of potassium ions by 361: 36: 181: 401:
Engelbrecht, R. M.; McCoy, F. A. (1956). "Determination of Potassium by Tetraphenylborate Method".
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The salt has a low solubility in water of only 1.8×10 g/L. It is, however, soluble in
289: 529: 119: 152: 403: 345:). It is a colourless salt that is a rare example of a water-insoluble salt of 474: 277: 99: 346: 415: 139: 445: 288:
Except where otherwise noted, data are given for materials in their
87: 77: 440:(M = K, Rb, Cs)" Organometallics 2012, volume 31, p. 905−913. 169: 490: 306: 151: 63: 510: 8: 517: 503: 184: 129: 107: 15: 393: 243:.c1c(cccc1)(c2ccccc2)(c3ccccc3)c4ccccc4 240: 205: 180: 120: 461:Potassium tetraphenylborate Jmol Page 212:Key: MAMCUZQNCMYPCY-UHFFFAOYSA-N 7: 471: 469: 222:Key: MAMCUZQNCMYPCY-UHFFFAOYAU 142: 489:. You can help Knowledge (XXG) by 14: 333:is the salt with the formula KB(C 473: 296: 22: 292:(at 25 °C , 100 kPa). 41:Potassium tetraphenylboranuide 1: 17:Potassium tetraphenylborate 331:Potassium tetraphenylborate 562: 468: 286: 251: 231: 196: 47: 35: 30: 21: 382:organopotassium compound 546:Organic compound stubs 481:This article about an 282:358.3249 362:gravimetric analysis 37:Preferred IUPAC name 536:Potassium compounds 416:10.1021/ac60119a040 18: 541:Tetraphenylborates 319:Infobox references 16: 498: 497: 446:10.1021/om200943n 327:Chemical compound 325: 324: 165:CompTox Dashboard 89:Interactive image 553: 519: 512: 505: 483:organic compound 477: 470: 448: 426: 420: 419: 398: 354:organic solvents 309: 303: 300: 299: 259:Chemical formula 189: 188: 173: 171: 155: 144: 133: 122: 111: 91: 67: 26: 19: 561: 560: 556: 555: 554: 552: 551: 550: 526: 525: 524: 523: 466: 457: 452: 451: 439: 435: 431: 427: 423: 400: 399: 395: 390: 375: 371: 344: 340: 336: 328: 321: 316: 315: 314:  ?) 305: 301: 297: 293: 271: 267: 261: 247: 244: 239: 238: 227: 224: 223: 220: 214: 213: 210: 204: 203: 192: 174: 167: 158: 145: 114: 94: 81: 70: 57: 43: 42: 12: 11: 5: 559: 557: 549: 548: 543: 538: 528: 527: 522: 521: 514: 507: 499: 496: 495: 478: 464: 463: 456: 455:External links 453: 450: 449: 437: 433: 429: 421: 392: 391: 389: 386: 378: 377: 373: 369: 342: 338: 334: 326: 323: 322: 317: 295: 294: 290:standard state 287: 284: 283: 280: 274: 273: 269: 265: 262: 257: 254: 253: 249: 248: 246: 245: 242: 234: 233: 232: 229: 228: 226: 225: 221: 218: 217: 215: 211: 208: 207: 199: 198: 197: 194: 193: 191: 190: 182:DTXSID70635409 177: 175: 163: 160: 159: 157: 156: 148: 146: 138: 135: 134: 124: 116: 115: 113: 112: 104: 102: 96: 95: 93: 92: 84: 82: 75: 72: 71: 69: 68: 60: 58: 53: 50: 49: 45: 44: 40: 39: 33: 32: 28: 27: 13: 10: 9: 6: 4: 3: 2: 558: 547: 544: 542: 539: 537: 534: 533: 531: 520: 515: 513: 508: 506: 501: 500: 494: 492: 488: 484: 479: 476: 472: 467: 462: 459: 458: 454: 447: 443: 425: 422: 417: 413: 409: 406: 405: 397: 394: 387: 385: 383: 368:K + NaB(Ph) 367: 366: 365: 363: 359: 358:precipitation 355: 350: 348: 332: 320: 313: 308: 291: 285: 281: 279: 276: 275: 263: 260: 256: 255: 250: 241: 237: 230: 216: 206: 202: 195: 187: 183: 179: 178: 176: 166: 162: 161: 154: 150: 149: 147: 141: 137: 136: 132: 128: 125: 123: 121:ECHA InfoCard 118: 117: 110: 106: 105: 103: 101: 98: 97: 90: 86: 85: 83: 79: 74: 73: 66: 62: 61: 59: 56: 52: 51: 46: 38: 34: 29: 25: 20: 491:expanding it 480: 465: 424: 410:(11): 1772. 407: 402: 396: 379: 351: 330: 329: 48:Identifiers 404:Anal. Chem. 252:Properties 127:100.156.375 530:Categories 388:References 372:→ KB(Ph) 278:Molar mass 100:ChemSpider 76:3D model ( 55:CAS Number 347:potassium 272:BK 65:3244-41-5 312:what is 310: ( 153:6432333 140:PubChem 109:4937589 307:verify 304:  236:SMILES 31:Names 485:is a 376:+ Na 201:InChI 78:JSmol 487:stub 360:and 442:doi 412:doi 170:EPA 143:CID 532:: 408:28 384:. 364:: 349:. 270:20 266:24 518:e 511:t 504:v 493:. 444:: 438:4 436:) 434:5 432:H 430:6 418:. 414:: 374:4 370:4 343:4 341:) 339:5 337:H 335:6 302:N 268:H 264:C 172:) 168:( 80:)

Index


Preferred IUPAC name
CAS Number
3244-41-5
JSmol
Interactive image
ChemSpider
4937589
ECHA InfoCard
100.156.375
Edit this at Wikidata
PubChem
6432333
CompTox Dashboard
DTXSID70635409
Edit this at Wikidata
InChI
SMILES
Chemical formula
Molar mass
standard state
verify
what is
Infobox references
potassium
organic solvents
precipitation
gravimetric analysis
organopotassium compound
Anal. Chem.

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