Molecular Weight. Solubility in Water misc ll 16 ul v sol 15 ºC

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1 Acids and Anhydrides, Organic: Physical & chemical properties, Guide to Chemicals, Encyclopaedia of Occupational Health and Safety, Jeanne Mager Stellman, Editor-in-Chief. International Labor Organization, Geneva Chemical Name CAS-Number ACETIC ACETIC ANHYDRIDE ACETYLSALICYLIC ACRYLIC ADIPIC L-ASCORBIC BENZOIC BUTYRIC BUTYRYL CHLORIDE n-caproic CHLORENDIC CHLOROACETIC o-chlorobenzoic Colour/Form rhombic crystals (<16.6 ºC melting point); colourless liquid (16.6 ºC melting point) colourless, very mobile, strongly refractive liquid monoclinic tablets or needle-like crystals Boiling Point (ºC) Melting Molecular Weight Solubility in Water Relative Density (water=1) Relative Vapour Density (air=1) Vapour Pressure/ (Kpa) Inflam. Limits misc ll 16 ul v sol 15 ºC ll 10.3 ul sl sol x 10-5 mm Hg colourless liquid misc ll 8 ul monoclinic prisms from sl sol ethyl acetate, water, or / ºC acetone and petroleum ether; fine white crystals or crystals (usually plates, sometimes needles, monoclinic system); white to slightly yellow crystals or monoclinic tablets, plates, leaflets; white scales or needle crystals v sol g/ ºC 15 ºC/4 ºC ºC 10 ll 15 mg/l ul oily liquid; colourless liquid misc mm Hg 2.0 ll 10.0 ul colourless liquid slowly with ºC/4 ºC oily liquid insol ll 9.3 ul crystalline monoclinic prisms; colourless or white crystals; colourless to light-brownish crystals monoclinic prisms from water 189 (alpha) 63 ; (beta) ; (gamma) v sol ºC sublimes sol x 10-4 mm Hg 8.0 ll? ul Flash 39 cc cc oc cc cc cc 443 < oc 380 Auto Ignition 126 >500

2 m-chlorobenzoic p-chlorobenzoic CHLOROPROPIONIC CITRIC CITRIC HYDRATE CROTONIC DICHLOROACETIC ,4- DICHLOROPHENOXY- ACETIC ,4- DICHLOROPHENOXY- PROPIONIC ETHANEDIOIC, DIHYDRATE ETHYLHEXANOIC FLUOROACETIC FORMIC FUMARIC crystals; prisms from water sublimes v sol /4 ºC triclinic prisms from alcohol and ether; nearly white coarse 8.475x 10-5 mm Hg insol 1.85x 10-3 mm Hg crystals misc crystals/monoclinic holohedra/crystallize from hot concentrated aq soln; colourless, translucent crystals or white, granular to fine crystalline / rhombic crystals from water with 1 mol of water of crystallization decomp v sol ll 2.29 ul crystals decomp 100 sol ll 2.29 ul 1010 monoclinic needles or v sol prisms (from water 15 ºC/4 ºC; petroleum ether); colourless 80 ºC/4 ºC crystals; white crystalline colourless liquid misc white to yellow crystalline ; yellow colour is phenolic impurities; colourless ; white colourless crystalline ; white to tan, crystalline 0.4 mm Hg insol ºC colourless crystals sublimes g/100 ml colourless liquid sol /4 ºC ll 6.0 ul needles; colourless crystals sol 36 ºC 1.9 mm Hg colourless liquid misc ll 34 ul needles, monoclinic 165 sublimes sl sol prisms or leaflets 1.7 mm Hg water; colourless crystals; white crystalline 88 oc 118 oc

3 GALLIC GLYCOLIC HEPTANOIC ISOBUTYRIC ISOPHTHALIC LACTIC LAURIC MALEIC MALEIC ANHYDRIDE MALONIC METHACRYLIC METHYL-4- CHLOROPHENOACETIC METHACRYLIC, 2- DIMETHYLAMINOETHYL NONANOIC OLEIC prisms from water; needles from absolute methanol or chloroform colourless crystals; rhombic needles from water; leaves from ethanol sl sol 6 ºC/4 ºC sol clear oily liquid sl sol 0.92 colourless liquid v sol mm 14.7 ºC needles sublimes sl sol colourless liquid or colourless crystals v sol >74 colourless ; white, insol mm Hg ºC monoclinic prisms from g/l water; white crystals from water, alcohol & benzene; colourless crystals orthorhombic needles from sol ll chloroform; 7.1 ul commercial grades in fused form, as briquettes; colourless needles or white lumps or pellets; needles from chloroform or ether white crystals decomp sol 1.63 liquid or colourless crystals; colourless liquid light brown ; plates from benzene or toluene; white crystalline (pure compd); colourless crystalline (pure) liquid sol /5 ºC colourless, oily liquid at ordinary temp; crystallizes when cooled; yellowish oil colourless or nearly colourless liquid (above 5-7 ºC); yellowish, oily liquid; water-white liquid sol sl sol Pa /15.5 º C insol mm Hg insol oc oc 363

4 OXALIC PALMITIC PHTHALIC PHTHALIC ANHYDRIDE PIVALIC PROPIONIC ANHYDRIDE PROPIONIC SALICYLIC STEARIC SUCCINIC SULPHANILIC TARTARIC TEREPHTHALIC p-tert BUTYLBENZOIC anhyd oxalic acid, crystallized from glacial acetic acid is orthorhombic, crystals being pyramidal or elongated octahedra; transparent, colourless crystals or white white crystalline scales; needles from alcohol sol 17 ºC /4 ºC 15 mm Hg insol 62 ºC/4 ºC 154 ºC crystals; plates from water decomp sl sol oc white, lustrous needles; colourless or pale yellow flakes; colourless needles; monoclinic or rhombic prisms; white needles from alcohol and benzene sl sol Pa 1.7 ll ul coloured crystals sl sol 50 ºC colourless liquid decomposes ll 9.5 ul colourless liquid; oily liquid misc ll 14.8 ul white, fine, needle-like sl sol ll crystals, or fluffy, white? ul crystalline ; needles in water; monoclinic prisms in alcohol monoclinic leaf from alcohol; white or slightly yellow, crystal masses or white minute monoclinic prisms; triclinic or monoclinic prisms rhombic plates or monoclinic crystals from water 15 mm Hg insol mm ºC sl sol /4 ºC sl sol /4 ºC needles; white crystals or insol 1.51 < needles from dilute alcohol insol 165.5

5 p-toluenesulphonic TRICHLOROACETIC ,4,5-TRICHLORO- PHENOXYACETIC TRIFLUOROACETIC TRIMELLITIC ANHYDRIDE VALERIC monoclinic leaflets or prisms; colourless crystals crystals; colourless; white v sol cc v sol 25 C/4 ºC 1 mm 51.0 ºC white ; light tan decomp insol 1.80 < 0.01 mpa colourless, fuming liquid sol crystals; colourless reacts 6.6 <0.01 colourless liquid sol oc ll 7 ul

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