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Open-chain compound

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are isomers of alkenes, not of alkanes, because the ring's closure involves a C-C bond. Having no rings (aromatic or otherwise), all open-chain compounds are
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Coles, Lydia (1968). "A chromatographic method for the separation of branched-chain and straight-chain compounds of columns containing urea".
75:. For those with 4 or more carbons, the linear forms can have straight-chain or branched-chain isomers. The lowercase prefix 316: 133:
straight. For example, the straight-chain alkanes are wavy or "puckered", as the models below show.
8: 100: 259: 263: 110:, some isomers are more prevalent than others. For example, in living organisms, the 56: 290: 226: 294: 285: 255: 230: 221: 125:
Straight-chain molecules are often not literally straight, in the sense that their
111: 72: 44: 310: 289:, 2nd ed. (the "Gold Book") (1997). Online corrected version: (2006–) " 225:, 2nd ed. (the "Gold Book") (1997). Online corrected version: (2006–) " 298: 234: 107: 55:(also spelled as straight chain compound). Many of the simple molecules of 267: 140: 96: 126: 48: 147: 130: 119: 92: 20: 187: 154: 196: 192: 179: 115: 84: 68: 64: 60: 43:'cycle') is a compound with a linear structure, rather than a 129:
are often not 180°, but the name reflects that they are
114:usually exists only transiently, in small amounts; 308: 79:denotes the straight-chain isomer; for example, 16:Type of organic molecule with a linear structure 191:The top row shows the open-chain forms of 186: 178: 199:. The lower row shows the cyclic forms. 309: 47:one. An open-chain compound having no 245: 13: 286:Compendium of Chemical Terminology 222:Compendium of Chemical Terminology 14: 328: 153: 146: 139: 274: 239: 210: 1: 260:10.1016/S0021-9673(01)80544-6 203: 171: 160: 137: 112:open-chain isomer of glucose 71:, that is, both acyclic and 67:, have both linear and ring 7: 248:Journal of Chromatography A 10: 333: 83:-butane is straight-chain 172: 118:is the usual isomer; and 299:10.1351/goldbook.S05669 235:10.1351/goldbook.P04724 53:straight-chain compound 200: 184: 190: 182: 29:open chain compound 25:open-chain compound 317:Molecular geometry 201: 185: 227:polycyclic system 177: 176: 57:organic chemistry 324: 301: 278: 272: 271: 243: 237: 214: 157: 150: 143: 136: 135: 33:acyclic compound 332: 331: 327: 326: 325: 323: 322: 321: 307: 306: 305: 304: 279: 275: 244: 240: 215: 211: 206: 165:straight-chain 162:branched-chain 17: 12: 11: 5: 330: 320: 319: 303: 302: 273: 254:(4): 657–661. 238: 208: 207: 205: 202: 175: 174: 170: 169: 166: 163: 159: 158: 151: 144: 59:, such as the 39:'without' and 35:(Greek prefix 15: 9: 6: 4: 3: 2: 329: 318: 315: 314: 312: 300: 296: 292: 288: 287: 282: 277: 269: 265: 261: 257: 253: 249: 242: 236: 232: 228: 224: 223: 218: 213: 209: 198: 194: 189: 181: 167: 164: 161: 156: 152: 149: 145: 142: 138: 134: 132: 131:schematically 128: 123: 121: 117: 113: 109: 106:Typically in 104: 102: 98: 94: 90: 86: 82: 78: 74: 70: 66: 62: 58: 54: 50: 46: 42: 38: 34: 30: 26: 22: 284: 276: 251: 247: 241: 220: 212: 124: 108:biochemistry 105: 97:Cycloalkanes 88: 80: 76: 52: 51:is called a 40: 36: 32: 28: 24: 18: 173:open-chain 127:bond angles 91:-butane is 49:side groups 204:References 87:, whereas 291:silazanes 122:is rare. 120:L-glucose 116:D-glucose 101:aliphatic 93:isobutane 21:chemistry 311:Category 183:n-nonane 268:5645558 197:mannose 193:glucose 168:cyclic 69:isomers 65:alkenes 61:alkanes 266:  85:butane 73:cyclic 45:cyclic 41:κύκλος 281:IUPAC 217:IUPAC 31:) or 23:, an 264:PMID 195:and 63:and 27:(or 295:doi 293:". 256:doi 231:doi 229:". 19:In 313:: 283:, 262:. 252:32 250:. 219:, 103:. 95:. 77:n- 297:: 270:. 258:: 233:: 89:i 81:n 37:α

Index

chemistry
cyclic
side groups
organic chemistry
alkanes
alkenes
isomers
cyclic
butane
isobutane
Cycloalkanes
aliphatic
biochemistry
open-chain isomer of glucose
D-glucose
L-glucose
bond angles
schematically





glucose
mannose
IUPAC
Compendium of Chemical Terminology
polycyclic system
doi
10.1351/goldbook.P04724

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