THE EFFECTS OF TERMINAL GROUPS IN 4-AMINOAZOBENZENE AND DISPERSE DYES RELATED THERETOHALLAS G.1979; J. SOC. DYERS COLOURISTS; GBR; DA. 1979; VOL. 95; NO 8; PP. 285-295; BIBL. 80 REF.Article

SYNTHESIS AND ELECTRONIC SPECTRA OF SOME AZO DISPERSE DYES DERIVED FROM N-2,2,2-TRIFLUOROETHYL-1,2,3,4-TETRAHYDROQUINOLINEALIWARGA H; HALLAS G.1981; DYES PIGM.; ISSN 0143-7208; GBR; DA. 1981; VOL. 2; NO 3; PP. 195-203; BIBL. 22 REF.Article

STERIC EFFECTS IN DI- AND TRI-ARYLMETHANE DYES. XIV: ELECTRONIC ABSORPTION SPECTRUM OF AND ALPHA ,O-BRIDGED ANALOGUE OF MICHLER'S HYDROL BLUEBROWN AT; HALLAS G.1982; C.S. PERKIN TRANS. 2; ISSN 0300-9580; GBR; DA. 1982; NO 8; PP. 1037-1039; BIBL. 11 REF.Article

THE OPACITY FACTOR OF GROUP-A STREPTOCOCCIHALLAS G; WIDDOWSON JP.1982; J. MED. MICROBIOL.; ISSN 0022-2615; GBR; DA. 1982; VOL. 15; NO 4; PP. 451-464; BIBL. 19 REF.Article

AN IMPROVED ROUTE TO UNSYMMETRICAL 2,7-DISUBSTITUTED PHENANTHRENESCHALK AJ; HALLAS G.1979; CHEM. AND INDUSTRY; GBR; DA. 1979; NO 12; PP. 414-415; BIBL. 5 REF.Article

A NEW ROUTE TO UNSYMMETRICAL 2,7-DISUBSTITUTED PHENANTHRENES.HALLAS G; WADA BT.1978; CHEM. AND INDUSTRY; GBR; DA. 1978; NO 16; PP. 630-631; BIBL. 9 REF.Article

DECARBOXYLATION OF 2,4,6-TRIMETHOXYBENZOIC ACID.GANDHI SS; HALLAS G.1977; CHEM. AND INDUSTRY; G.B.; DA. 1977; NO 20; PP. 841; BIBL. 5 REF.Article

The production of pyrogenic exotoxins by group A streptococciHALLAS, G.Journal of hygiene. 1985, Vol 95, Num 1, pp 47-57, issn 0022-1724Article

SYNTHESIS AND ELECTRONIC SPECTRA OF SOME MONOAZO DISPERSE DYES DERIVED FROM N-METHYLINDOLINEHALLAS G; HO SF.1982; J. SOC. DYERS COLOUR.; ISSN 0037-9859; GBR; DA. 1982; VOL. 98; NO 22; PP. 429-432; BIBL. 17 REF.Article

SYNTHESIS AND ELECTRONIC SPECTRA OF SOME DISPERSE DYES DERIVED FROM 9-PHENYLAZO-1-KETOJULOLIDINE.HALLAS G; NG KL.1977; J. SOC. DYERS COLOURISTS; G.B.; DA. 1977; VOL. 93; NO 7; PP. 284-287; BIBL. 24 REF.Article

A USEFUL ROUTE TO UNSYMMETRICAL 2,7-DISUBSTITUTED PHENANTHRENESHALLAS G; POTTS RM.1975; CHEM. AND INDUSTRY; G.B.; DA. 1975; NO 16; PP. 708; BIBL. 15 REF.Article

ESTERIFICATION OF 2,6-BISTRIFLUOROMETHYLBENZOIC ACIDHALLAS G; HEPWORTH JD.1972; CHEM. AND INDUSTRY; G.B.; DA. 1972; NO 17; PP. 691-692; BIBL. 6 REF.Serial Issue

SYNTHESIS OF 6-DIMETHYLAMINOTETRAL-1-ONE AND 5-DIMETHYLAMINOINDAN-1-ONEBROWN AT; HALLAS G; LAWSON R et al.1981; CHEM. IND. (LOND.); ISSN 0009-3068; GBR; DA. 1981; NO 7; PP. 248-249; BIBL. 13 REF.Article

STERIC AND ELECTRONIC EFFECTS IN BASIC DYES. V. ELECTRONIC ABSORPTION SPECTRA OF DERIVATIVES OF MALACHITE GREEN CONTAINING METHOXY GROUPS IN THE PHENYL RING.GANDHI SS; HALLAS G; THOMASSON J et al.1977; J. SOC. DYERS COLOURIST; G.B.; DA. 1977; VOL. 93; NO 12; PP. 451-454; BIBL. 16 REF.Article

NUCLEAR MAGNETIC RESONANCE AND THE CONFORMATION OF SOME DERIVATIVES OF MICHLER'S KETONE.BARTLE KD; HALLAS G; HEPWORTH JD et al.1975; ORG. MAGNET. RESON.; G.B.; DA. 1975; VOL. 7; NO 4; PP. 154-159; BIBL. 29 REF.Article

BROMINATION OF 3-AMINO- AND 3-DIMETHYLAMINO-PYRIDINEFOX GJ; HEPWORTH JD; HALLAS G et al.1973; J. CHEM. SOC., PERKIN TRANS., 1; G.B.; DA. 1973; NO 1; PP. 68-69; BIBL. 16 REF.Serial Issue

Dyes derived from aminothiophenes. Part 6: Application of some nitro-substituted thiophene-based azo disperse dyes to hydrophobic fibresHALLAS, G; TOWNS, A. D.Dyes and pigments. 1997, Vol 35, Num 1, pp 45-55, issn 0143-7208Article

The effects of cyclic terminal groups in 4-aminoazobenzene and related azo dyes. Part 6. Electronic absorption spectra of some monoazo dyes derived from N-phenylisoindolineHALLAS, G; JALIL, M. A.Dyes and pigments. 1996, Vol 32, Num 3, pp 129-133, issn 0143-7208Article

The effects of cyclic terminal groups in 4-aminoazobenzene and related azo dyes. IV : Electronic absorption spectra of some monoazo dyes derived from N-phenylaziridine and N-phenylazetidineHALLAS, G; JALIL, M. A.Dyes and pigments. 1992, Vol 20, Num 1, pp 13-23, issn 0143-7208Article

A KINETIC AND EQUILIBRIUM STUDY OF THE HYDROLYSIS OF PYRROLIDINE GREENBEACH SF; HEPWORTH JD; MASON D et al.1983; C.S. PERKIN TRANSACTIONS 2; ISSN 0300-9580; GBR; DA. 1983; NO 7; PP. 975-978; BIBL. 21 REF.Article

STERIC AND ELECTRONIC EFFECTS IN BASIC DYES. VI: ELECTRONIC ABSORPTION SPECTRA OF DERIVATIVES OF BRILLIANT GREEN CONTAINING SUBSTITUENTS IN THE PHENYL RINGFOX BM; HEPWORTH JD; MASON D et al.1982; J. SOC. DYERS COLOUR.; ISSN 0037-9859; GBR; DA. 1982; VOL. 98; NO 1; PP. 10-13; BIBL. 20 REF.Article

Dyes derived from aminothiophenes-Part 2. Spectroscepic properties of some disperse dyes derived from 2-aminothiophenesHALLAS, G; TOWNS, A. D.Dyes and pigments. 1997, Vol 33, Num 3, pp 205-213, issn 0143-7208Article

Dyes derived from aminothiophenes. Part 7: Synthesis and properties of some benzo[b]thiophene-based azo disperse dyesHALLAS, G; TOWNS, A. D.Dyes and pigments. 1997, Vol 35, Num 3, pp 219-237, issn 0143-7208Article

DIPOLE MOMENT STUDY OF THE ORTHO-EFFECT IN 4-SUBSTITUTED NN-DIMETHYL-2-TRIFLUOROMETHYL-ANILINESHALLAS G; HEPWORTH JD; JONES P et al.1979; J. CHEM. SOC., PERKIN TRANS., 2; GBR; DA. 1979; NO 4; PP. 525-528; BIBL. 18 REF.Article

Synthesis and properties of novel aziridinyl azo dyes from 2-aminothiophenes-Part 1 : Synthesis and spectral propertiesHALLAS, G; CHOI, J.-H.Dyes and pigments. 1999, Vol 40, Num 2-3, pp 99-117, issn 0143-7208Article