Thomas A. Spencer - Publications

Affiliations: 
Chemistry Dartmouth College, Hanover, NH, United States 
Area:
Organic synthesis, bioorganic chemistry, enzyme mechanisms
Website:
http://www.dartmouth.edu/~chem/faculty/tas.html

48 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2006 Gan Y, Spencer TA. Cholesterol surrogates incorporating a benzophenone as part of the sterol tetracycle. The Journal of Organic Chemistry. 71: 5870-5. PMID 16872165 DOI: 10.1021/Jo060480Y  0.339
2006 Gan Y, Blank DH, Ney JE, Spencer TA. Nonsteroidal benzophenone-containing analogues of cholesterol. The Journal of Organic Chemistry. 71: 5864-9. PMID 16872164 DOI: 10.1021/Jo060481Q  0.317
2005 Wang P, Spencer TA. Preparation of isotopically labelled benzophenone-containing lipid analogues Journal of Labelled Compounds and Radiopharmaceuticals. 48: 781-788. DOI: 10.1002/Jlcr.996  0.307
2004 Nakamura Y, Kotite L, Gan Y, Spencer TA, Fielding CJ, Fielding PE. Molecular mechanism of reverse cholesterol transport: reaction of pre-beta-migrating high-density lipoprotein with plasma lecithin/cholesterol acyltransferase. Biochemistry. 43: 14811-20. PMID 15544352 DOI: 10.1021/Bi0485629  0.301
2004 Spencer TA, Wang P, Li D, Russel JS, Blank DH, Huuskonen J, Fielding PE, Fielding CJ. Benzophenone-containing cholesterol surrogates: synthesis and biological evaluation. Journal of Lipid Research. 45: 1510-8. PMID 15175357 DOI: 10.1194/Jlr.M400081-Jlr200  0.714
2004 Wang P, Blank DH, Spencer TA. Synthesis of benzophenone-containing analogues of phosphatidylcholine. The Journal of Organic Chemistry. 69: 2693-702. PMID 15074915 DOI: 10.1021/Jo030329D  0.32
2003 Zhang Y, Yu C, Liu J, Spencer TA, Chang CC, Chang TY. Cholesterol is superior to 7-ketocholesterol or 7 alpha-hydroxycholesterol as an allosteric activator for acyl-coenzyme A:cholesterol acyltransferase 1. The Journal of Biological Chemistry. 278: 11642-7. PMID 12533546 DOI: 10.1074/Jbc.M211559200  0.313
2001 Spencer TA, Li D, Russel JS, Collins JL, Bledsoe RK, Consler TG, Moore LB, Galardi CM, McKee DD, Moore JT, Watson MA, Parks DJ, Lambert MH, Willson TM. Pharmacophore analysis of the nuclear oxysterol receptor LXRalpha. Journal of Medicinal Chemistry. 44: 886-97. PMID 11300870 DOI: 10.1021/Jm0004749  0.694
2000 Li D, Spencer TA. Synthesis of 7alpha-hydroxy derivatives of regulatory oxysterols. Steroids. 65: 529-35. PMID 10978732 DOI: 10.1016/S0039-128X(00)00131-8  0.727
2000 Spencer TA, Li D, Russel JS, Tomkinson NC, Willson TM. Further studies on the synthesis of 24(S),25-epoxycholesterol. A new, efficient preparation of desmosterol. The Journal of Organic Chemistry. 65: 1919-23. PMID 10774010 DOI: 10.1021/Jo991370C  0.732
1998 Tomkinson NCO, Willson TM, Russel JS, Spencer TA. Efficient, stereoselective synthesis of 24(S),25-epoxycholesterol Journal of Organic Chemistry. 63: 9919-9923. DOI: 10.1021/Jo981753V  0.348
1997 Lehmann JM, Kliewer SA, Moore LB, Smith-Oliver TA, Oliver BB, Su JL, Sundseth SS, Winegar DA, Blanchard DE, Spencer TA, Willson TM. Activation of the nuclear receptor LXR by oxysterols defines a new hormone response pathway. The Journal of Biological Chemistry. 272: 3137-40. PMID 9013544 DOI: 10.1074/Jbc.272.6.3137  0.316
1996 Castro A, Erickson SK, Shechter I, Spencer TA. Synthesis and biological evaluation of nonionic prenyl, geranyl, and farnesyl diphosphate surrogates Bioorganic Chemistry. 24: 242-250. DOI: 10.1006/Bioo.1996.0022  0.338
1992 Ray NC, Raveendranath PC, Spencer TA. A synthesis of (R)-mevalonolactone Tetrahedron. 48: 9427-9432. DOI: 10.1016/S0040-4020(01)88311-3  0.317
1991 Kaydos JA, Spencer TA. Attempted synthesis of furanocyclobutenes from .gamma.-keto cyclobutanones Journal of Organic Chemistry. 56: 425-428. DOI: 10.1021/Jo00001A079  0.313
1990 Raveendranath PC, Newcomb LF, Ray NC, Clark DS, Spencer TA. 7,7-Disubstituted Derivatives of 4,4–10β-Trimethyl-trans-Decal-3β-ol(TMD) Synthetic Communications. 20: 2723-2731. DOI: 10.1080/00397919008051481  0.336
1989 Bushweller JH, Anzalone L, Spencer TA. Synthesis of Cis- And 77Jaws-1-Methylcyclohexane-1,4-Diols and Their 4-Hemisuccinate Esters Synthetic Communications. 19: 745-754. DOI: 10.1080/00397918908050989  0.311
1989 Ruhl KK, Anzalone L, Arguropoulos ED, Gayen AK, Spencer TA. Azadecalin analogs of 4,4,10β-trimethyl-trans-decal-3β-ol: Synthesis and assay as inhibitors of oxidosqualene cyclase Bioorganic Chemistry. 17: 108-120. DOI: 10.1016/0045-2068(89)90012-6  0.311
1988 Vite GD, Spencer TA. Exploration of a novel cyclization reaction. Synthesis of (.+-.)-.beta.-eudesmol Journal of Organic Chemistry. 53: 2555-2560. DOI: 10.1021/Jo00246A029  0.313
1985 Byers JH, Spencer TA. Improved preparation and new reactions of β -(1-phenylthio) cyclopropyl enones Tetrahedron Letters. 26: 717-720. DOI: 10.1016/S0040-4039(00)89117-0  0.329
1983 Garst ME, Spencer TA. A novel furan synthesis. Menthofuran from 2-bromo-4-methylcyclohexanone and (.alpha.-formylethylidene)triphenylphosphorane Journal of Organic Chemistry. 14: 2442-2443. DOI: 10.1021/Jo00162A037  0.351
1980 Jacob JN, Nelson JA, Spencer TA. Synthesis of trans-2-decalones with 9.alpha. leaving groups and 8.beta. general bases for 1.beta. proton abstraction Journal of Organic Chemistry. 45: 1645-1650. DOI: 10.1021/Jo01297A022  0.318
1980 Gula MJ, Spencer TA. Syntheses of 10-(carboxymethyl)-trans-decal-2-one Journal of Organic Chemistry. 45: 805-809. DOI: 10.1021/Jo01293A009  0.304
1976 Townsend JM, Reingold ID, Kendall MCR, Spencer TA. Dehydrobromination of .alpha.-bromo ketones with palladium tetrakis(triphenylphosphine) Cheminform. 7. DOI: 10.1002/Chin.197601123  0.318
1975 Czarny MR, Maheshwari KK, Nelson JA, Spencer TA. Synthesis of stereoisomeric 4-hydroxymethyl-4-methyl-3beta-hydroxy-cholestanes, -androstanes, and -10-methyl-trans-decalins. The Journal of Organic Chemistry. 40: 2079-85. PMID 1142043 DOI: 10.1002/Chin.197542444  0.335
1975 Townsend JM, Reingold ID, Kendall MCR, Spencer TA. Dehydrobromination of .alpha.-bromo ketones with palladium tetrakis(triphenylphosphine) Journal of Organic Chemistry. 40: 2976-2978. DOI: 10.1021/Jo00908A035  0.318
1975 Nelson JA, Kahn S, Spencer TA, Sharpless KB, Clayton RB. Some aspects of substrate specificity in biological demethylation at C4 of steroids Bioorganic Chemistry. 4: 363-376. DOI: 10.1016/0045-2068(75)90047-4  0.56
1974 Garst ME, Spencer TA. Furan synthesis of reaction of .alpha.-hydroxy ketones with .beta.-ethoxyvinyltriphenylphosphonium salts Journal of Organic Chemistry. 39: 584-585. DOI: 10.1021/Jo00918A044  0.36
1974 Garst ME, Spencer TA. Furan Synthesis By Reaction Of Alpha-Hydroxy Ketones With Beta-Ethoxyvinyltriphenylphosphonium Salts Cheminform. 5. DOI: 10.1002/Chin.197420318  0.36
1973 Garst ME, Spencer TA. General method for the synthesis of 3- and 3,4-substituted furans. Simple syntheses of perillene and dendrolasin Journal of the American Chemical Society. 95: 250-252. DOI: 10.1021/Ja00782A051  0.324
1972 Spencer TA, Ariel RA, Rouse DS, Dunlap WP. Pyrolysis of 2-acetoxy-2-methylcyclopentane-1,3-dione and 3-acetoxy-3-methylpentane-2,4-dione Journal of Organic Chemistry. 37: 2349-2351. DOI: 10.1021/Jo00979A033  0.323
1970 Rahman R, Sharpless KB, Spencer TA, Clayton RB. Removal of the 4,4-dimethyl carbons in the enzymic conversion of lanosterol to cholesterol. Initial loss of the 4-alpha-methyl group. The Journal of Biological Chemistry. 245: 2667-71. PMID 5445804  0.551
1970 Smith RAJ, Spencer TA. Synthesis of 2-alkylidene ketones. Chemistry of boron difluoride complexes of 2-formyl ketones Journal of Organic Chemistry. 35: 3220-3223. DOI: 10.1021/Jo00835A007  0.332
1969 Sharpless KB, Snyder TE, Spencer TA, Maheshwari KK, Nelson JA. Biological demethylation of 4,4-dimethyl sterols, Evidence for enzymic epimerization of the 4beta-methyl group prior to its oxidative removal. Journal of the American Chemical Society. 91: 3394-6. PMID 5791927 DOI: 10.1021/Ja01040A065  0.563
1968 Spencer T, Weaver T, Villarica R, Friary R, Posler J, Schwartz M. Correction. Synthesis of Methyl Deisopropyldehydroabietate. Diterpenoid Synthesis by the AB → ABC Approach. Journal of Organic Chemistry. 33: 4315-4315. DOI: 10.1021/Jo01275A620  0.345
1968 Spencer TA, Weaver TD, Villarica RM, Friary RJ, Posler J, Schwartz MA. Syntheses of methyl deisopropyldehydroabietate. Diterpenoid synthesis by the AB.fwdarw.ABC approach Journal of Organic Chemistry. 33: 712-719. DOI: 10.1021/Jo01266A049  0.336
1968 Sharpless KB, Snyder TE, Spencer TA, Maheshwari KK, Guhn G, Clayton RB. Biological demethylation of 4,4-dimethyl sterols. Initial removal of the 4.alpha.-methyl group Journal of the American Chemical Society. 90: 6874-6875. DOI: 10.1021/Ja01026A073  0.585
1968 Spencer TA, Villarica RM, Storm DL, Weaver TD, Friary RJ, Posler J, Shafer PR. Additions and Corrections - Total Synthesis of Racemic Methyl Vinhaticoate. Journal of the American Chemical Society. 90: 541-541. DOI: 10.1021/Ja01004A604  0.346
1967 Spencer TA, Britton RW, Watt DS. Chemistry of enolates from zinc reduction of .alpha.-bromo ketones. New method of substitution .alpha. to carbonyl groups Journal of the American Chemical Society. 89: 5727-5729. DOI: 10.1021/Ja00998A055  0.328
1967 Spencer TA, Villarica RM, Storm DL, Weaver TD, Friary RJ, Posler J, Shafer PR. Total synthesis of racemic methyl vinhaticoate Journal of the American Chemical Society. 89: 5497-5499. DOI: 10.1021/Ja00997A060  0.346
1967 Storm DL, Spencer TA. Furan synthesis by 1,4 addition of carboethoxycarbene to α-methoxymethylene ketones Tetrahedron Letters. 8: 1865-1867. DOI: 10.1016/S0040-4039(00)90743-3  0.335
1965 Spencer TA, Weaver TD, Greco WJ. Synthesis of Resin Acid Intermediates. 4β,9β-Dimethyl-4α-carboxy-8β-hydroxy-trans-decalin from 4-Carboethoxy-9-methyl-Δ4,10-octalin-3,8-dione Journal of Organic Chemistry. 30: 3333-3336. DOI: 10.1021/Jo01021A017  0.319
1965 Spencer TA, Schmiegel KK, Schmiegel WW. Synthesis of 1,9-cis-Diacetoxy-5-methyl-Δ5,10-octalone-6. Novel Lithium—Ammonia Reduction of the γ,δ-Diacetoxy α,β-Unsaturated Ketone System1a Journal of Organic Chemistry. 30: 1626-1629. DOI: 10.1021/Jo01016A072  0.342
1965 Spencer TA, Baldwin SW, Schmiegel KK. Pyrolysis of 2-acetoxy-2-(3-oxobutyl)cyclohexane-1,3-dione Journal of Organic Chemistry. 30: 1294-1296. DOI: 10.1021/Jo01015A537  0.3
1964 Spencer TA, Newton MD, Baldwin SW. Condensation of diethyl malonate with methyl vinyl ketone Journal of Organic Chemistry. 29: 787-789. DOI: 10.1021/Jo01027A004  0.309
1964 Spencer TA, Schwartz MA, Sharpless KB. Synthesis of Resin Acid Intermediates. 8α,10β-Dimethyl-8β-carbomethoxy-Δ1,9,3,4-hexahydronaphthalone-2 and 8α,10β-Dimethyl-8β-carbomethoxy-Δ1,9-octalone-2 The Journal of Organic Chemistry. 29: 782-786. DOI: 10.1021/Jo01027A003  0.557
1962 Spencer TA, Newton MD. The synthesis of isocamphorquinone Tetrahedron Letters. 3: 1019-1021. DOI: 10.1016/S0040-4039(00)70949-X  0.338
1959 Tamelen EEV, Spencer TA, Allen DS, Orvis RL. The Total Synthesis Of Colchicine Journal of the American Chemical Society. 81: 6341-6342. DOI: 10.1021/Ja01532A070  0.338
Show low-probability matches.