CHIROPTICAL PROPERTIES OF (+)- AND (-)-2,6-DIMETHYL-L-NITROSOPIPERIDINE IN CONNECTION WITH THE SECTOR RULE FOR N-NITROSOAMINESMAAT L; BEYERMAN HC.1973; REC. TRAV. CHIM. PAYS-BAS; PAYS-BAS; DA. 1973; VOL. 92; NO 1; PP. 156-160; BIBL. 8 REF.Serial Issue

QUANTITATIVE DETERMINATION OF PILOCARPINE, ISOPILOCARPINE, PILOCARPIC ACID, AND ISOPILOCARPIC ACID IN CLINICAL OPHTHALMIC PILOCARPINE FORMULATIONS BY REVERSED-PHASE LIQUID CHROMATOGRAPHYNOORDAM A; MAAT L; BEYERMAN HC et al.1981; J. PHARM. SCI.; ISSN 0022-3549; USA; DA. 1981; VOL. 70; NO 1; PP. 96-97; BIBL. 8 REF.Article

CHEMISTRY OF OPIUM ALKALOIDS. IX: SYNTHESIS OF RACEMIC AND CHIRAL CODEINE AND MORPHINE VIA THE DIHYDROTHEBAINONESLIE TS; MAAT L; BEYERMAN HC et al.1979; REC. TRAV. CHIM. PAYS-BAS; NLD; DA. 1979; VOL. 98; NO 6; PP. 419-420; BIBL. 8 REF.Article

ON THE CLOSURE OF THE 4,5-OXYGEN BRIDGE IN MORPHINANS ¹H AND ¹³C NMR SPECTROSCOPY OF BROMINATED INTERMEDIATES. (CHEMISTRY OF OPIUM ALKALOIDS. IX).OLIEMAN C; MAAT L; BEYERMAN HC et al.1978; REC. TRAV. CHIM. PAYS-BAS; PAYS-BAS; DA. 1978; VOL. 97; NO 2; PP. 31-35; BIBL. 13 REF.Article

ANALYSIS OF COCAINE, PSEUDOCOCAINE, ALLOCOCAINE AND ALLOPSEUDOCOCAINE BY ION-PAIR REVERSE-PHASE HIGH-PERFORMANCE LIQUID CHROMATOGRAPHYOLIEMAN C; MAAT L; BEYERMAN HC et al.1979; REC. TRAV. CHIM. PAYS-BAS; NLD; DA. 1979; VOL. 98; NO 10; PP. 501-502; BIBL. 7 REF.Article

IMIDAZOLE CHEMISTRY. IV: A CONVENIENT SYNTHESIS OF L-N²-METHYLHISTIDINE AND L-N²-ETHYLHISTIDINENOORDAM A; MAAT L; BEYERMAN HC et al.1978; REC. TRAV. CHIM. PAYS-BAS; NLD; DA. 1978; VOL. 97; NO 11; PP. 293-295; BIBL. 17 REF.Article

A HIGH YIELD SYNTHESIS OF N-FORMYL-1-METHYLNORDIHYDROTHEBAINONEBEYERMAN HC; BUURMAN E; MAAT L et al.1972; J. CHEM. SOC., CHEM. COMMUNIC.; G.B.; DA. 1972; NO 15; PP. 918; BIBL. 12 REF.Serial Issue

KINETICS OF N-FORMYLATION OF 1,2,3,4-TETRAHYDROISOQUINOLINE WITH CHLORAL HYDRATEPEEREBOOM M; VAN DE LINDE A; MAAT L et al.1980; DELFT PROG. REP.; ISSN 501115; NLD; DA. 1980; VOL. 5; NO 2; PP. 126-130; BIBL. 13 REF.Article

IMIDAZOLE CHEMISTRY. VII: STEREOSELECTIVE SYNTHESIS OF (+)-PILOCARPINE, AN IMIDAZOLE ALKALOID USED IN OPHTHALMOLOGY. IMIDAZOLE CHEMISTRY. VIINOORDAM A; MAAT L; BEYERMAN HC et al.1979; REC. TRAV. CHIM. PAYS-BAS; NLD; DA. 1979; VOL. 98; NO 7-8; PP. 467-468; BIBL. 9 REF.Article

SYNTHESIS OF 2-BROMO-3-(5-IMIDAZOLYL) PROPANOL, ITS N^PI -METHYL ANALOGUE AND RELATED 2-BROMOHISTIDINE DERIVATIVESMAAT L; BEYERMAN HC; NOORDAM A et al.1979; TETRAHEDRON; GBR; DA. 1979; VOL. 35; NO 2; PP. 273-275; BIBL. 14 REF.Article

CONVERSION OF (-)-DIHYDROCODEINONE INTO (-)-1-METHYLDIHYDROCODEINONE, (-)-1-METHYLDIHYDROCODEINE AND (-)-1-METHYLDIHYDROTHEBAINONE. (CHEMISTRY OF OPIUM ALKALOIDS). V.OLIEMAN C; MAAT L; BEYERMAN HC et al.1976; REC. TRAV. CHIM. PAYS-BAS; PAYS-BAS; DA. 1976; VOL. 95; NO 7-8; PP. 189-190; BIBL. 9 REF.Article

DETERMINATION OF THE OPHTHALMIC THERAPEUTIC PILOCARPINE AND ITS DEGRADATION PRODUCTS BY RESERVED-PHASEHIGH-PERFORMANCE LIQUID CHROMATOGRAPHY.NOORDAM A; WALISZEWSKI K; OLIEMAN C et al.1978; J. CHROMATOGR.; NETHERL.; DA. 1978; VOL. 153; NO 1; PP. 271-273; BIBL. 11 REF.Article

IMIDAZOLE CHEMISTRY. III. SYNTHESIS OF L-N^PI -METHYLHISTIDINE DERIVATIVES.BEYERMAN HC; MAAT L; NOORDAM A et al.1977; REC. TRAV. CHIM. PAYS BAS; PAYS BAS; DA. 1977; VOL. 96; NO 9; PP. 222-224; BIBL. 6 REF.Article

SYNTHESIS, OPTICAL ROTATORY DISPERSION AND ABSOLUTE CONFIGURATION OF (+)-N-METHYLALLOSEDRIDINE ((+)-(2R)-2-((2S)-2-HYDROXYPROPYL)-1-METHYL-PIPERIDINE) FROM SEDUM SARMENTOSUM BUNGE AND ITS ISOMERSBEYERMAN HC; BORDES BSL; MAAT L et al.1972; REC. TRAV. CHIM. PAYS-BAS; PAYS-BAS; DA. 1972; VOL. 91; NO 12; PP. 1441-1446; BIBL. 8 REF.Serial Issue

CHEMISTRY OF OPIUM ALKALOIDS. XIV: SYNTHESIS OF RACEMIC 3-HYDROXY-N-METHYL-6-OXOMORPHINANOLIEMAN C; NAGELHOUT P; DE GROOT AD et al.1980; RECH. TRAV. CHIM. PAYS BAS; ISSN 0034-186X; NLD; DA. 1980; VOL. 99; NO 11; PP. 353-355; BIBL. 10 REF.Article

CHIROPTICAL PROPERTIES OF 2-SUBSTITUTED PIPERIDINES. A SIMPLE HELICITY RULE.CRAIG JC; LEE SYC; PEREIRA WE JR et al.1978; TETRAHEDRON; G.B.; DA. 1978; VOL. 34; NO 5; PP. 501-504; BIBL. 26 REF.Article

SYNTHESIS OF THE 2-ETHYL-3-METHYLSUCCINIC ACIDS VIA A STEREOSPECIFIC MALONIC ESTER ALKYLATIONVAN LEEUWEN FF; NOORDAM A; MAAT L et al.1980; REC. TRAV. CHIM. PAYS-BAS; NLD; DA. 1980; VOL. 99; NO 3; PP. 96-99; BIBL. 12 REF.Article

CONVERSION OF (-)-N-FORMYLNORDIHYDROTHEBAINONE INTO (-)-DIHYDROTHEBAINONE AND VICE VERSA. (CHEMISTRY OF OPIUM ALKALOIDS. VII).BEYERMAN HC; VAN BOMMEL L; MAAT L et al.1976; REC. TRAV. CHIM. PAYS-BAS; PAYS-BAS; DA. 1976; VOL. 95; NO 12; PP. 312-314; BIBL. 8 REF.Article

SELECTIVE REMOVAL OF PHENOLIC HYDROXYL GROUPS OF MORPHINAN DERIVATIVES. SYNTHESIS OF RAC. N-FORMYL-3-METHOXY-6-OXOMORPHINANBEYERMAN HC; BUURMAN E; LIE TS et al.1976; REC. TRAV. CHIM. PAYS-BAS; PAYS-BAS; DA. 1976; VOL. 95; NO 2; PP. 43-44; BIBL. 23 REF.Article

CHEMISTRY OF OPIUM ALKALOIDS. VIII. SEPARATION OF OPIUM ALKALOIDS AND RELATED COMPOUNDS BY ION-PAIR HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY.OLIEMAN C; MAAT L; WALISZEWSKI K et al.1977; J. CHROMATOGR.; NETHERL.; DA. 1977; VOL. 133; NO 2; PP. 382-385; BIBL. 8 REF.Article

SYNTHESIS AND CHIROPTICAL PROPERTIES OF (-)-(S)-2-CHLORO-3-(5-IMIDAZOLYL) PROPANOL. (IMIDAZOLE CHEMISTRY II.).BEYERMAN HC; BUIJEN VAN WEELDEREN AW; MAAT L et al.1977; REC. TRAV. CHIM. PAYS-BAS; PAYS-BAS; DA. 1977; VOL. 96; NO 7-8; PP. 191-193; BIBL. 7 REF.Article

Structure of a Diels-Alder adduct at a 5,7-disubstituted thebaine derivativeWOUDENBERG, R. H; VAN KONINGSVELD, H; MAAT, L et al.Acta crystallographica. Section C, Crystal structure communications. 1994, Vol 50, pp 913-915, issn 0108-2701, 6Article

Structure of (+)-7β-acetyl-3-methoxy-N-methyl-6,14-ethenomorphinan-4-ol, C₂₂H₂₇NO₃VAN KONINGSVELD, H; LIE, T. S; MAAT, L et al.Acta crystallographica. Section C, Crystal structure communications. 1984, Vol 40, Num 11, pp 1963-1965, issn 0108-2701Article

Structure of (-)-7α-acetyl-4,5α-epoxy-3-methoxy-N-methyl-6,14-ethenoisomorphinan, C₂₂H₂₅NO₃VAN KONINGSVELD, H; MAAT, L; LIE, T. S et al.Acta crystallographica. Section C, Crystal structure communications. 1984, Vol 40, pp 1082-1084, issn 0108-2701, 6Article

Diels-Alder reactions of carbonyl-containing dienophiles catalyzed by tungstophosphoric acid supported on silica gelMEUZELAAR, G. J; MAAT, L; SHELDON, R. A et al.Catalysis letters. 1998, Vol 56, Num 1, pp 49-51, issn 1011-372XArticle