| 1 | 623-00-7 | 4-Bromobenzonitrile | C7H4BrN | 182.02 | 110-115°C(lit.) | Very slightly soluble in water(0.2g/L). Soluble in alcohol and ether. |
| 2 | 623-03-0 | 4-Chlorobenzonitrile | C7H4ClN | 137.57 | 90-93°C(lit.) | insoluble |
| 3 | 623-04-1 | 4-Aminobenzyl alcohol | C7H9NO | 123.15 | 60-65°C(lit.) | Soluble in alcohol, ether and benzene. Partially soluble in water. |
| 4 | 623-05-2 | 4-Hydroxybenzyl alcohol | C7H8O2 | 124.14 | 114-122°C(lit.) | Soluble in water (6.7 mg/ml at 20°C), dioxane (100 mg/ml), 1N NaOH (50 mg/ml), DMSO, and methanol. |
| 5 | 623-07-4 | 4-Hydroxyphenylmercuric chloride | C6H5ClHgO | 329.1463 | 226.5°C | |
| 6 | 623-08-5 | N-Methyl-p-toluidine | C8H11N | 121.18 | -10.08°C (estimate) | |
| 7 | 623-09-6 | 4-amino-N-methylaniline | C7H10N2 | 122.17 | 36°C | |
| 8 | 623-10-9 | N-(p-Tolyl)hydroxylamine | C7H9NO | 123.15 | 96°C | 10g/L(5 ºC) |
| 9 | 623-11-0 | P-NITROSOTOLUENE | C7H7NO | 121.14 | 48 °C | |
| 10 | 623-12-1 | 1-chloro-4-methoxybenzene | C7H7ClO | 142.58 | -18 °C (lit.) | immiscible |
| 11 | 623-13-2 | methyl p-tolyl sulphide | C8H10S | 138.23 | | |
| 12 | 623-14-3 | 3-Pentanone semicarbazone | C6H13N3O | 143.18692 | | |
| 13 | 623-15-4 | 4-(2-Furyl)-3-buten-2-one | C8H8O2 | 136.15 | 34-41°C(lit.) | |
| 14 | 623-16-5 | 2-Propenamide, 3-(2-furanyl)- | C7H7NO2 | 137.14 | 171-172 °C | |
| 15 | 623-17-6 | Furfuryl acetate | C7H8O3 | 140.14 | | 0.5-1.0 g/100 mL at 23 ºC |
| 16 | 623-18-7 | METHYL B-(2-FURYL)ACRYLATE | C8H8O3 | 152.15 | 36°C | |
| 17 | 623-19-8 | furfuryl propionate | C8H10O3 | 154.16 | | |
| 18 | 623-20-1 | ETHYL 3-(2-FURYL)ACRYLATE | C9H10O3 | 166.17 | 24.5°C | |
| 19 | 623-21-2 | FURFURYL BUTYRATE | C9H12O3 | 168.19 | | |
| 20 | 623-22-3 | Propyl 2-Furanacrylate | C10H12O3 | 180.2 | | |
| 21 | 623-23-4 | 1,4-Benzenediamine, N1,N4-dimethyl-, ethanedioate (1:2) | C8H12N2.2C2H2O4 | | | |
| 22 | 623-24-5 | Alpha,Alpha'-Dibromo-p-xylene | C8H8Br2 | 263.96 | 143-145°C(lit.) | soluble, hydrolyses |
| 23 | 623-25-6 | Alpha,Alpha'-Dichloro-p-xylene | C8H8Cl2 | 175.06 | 98-101°C(lit.) | hydrolysis |
| 24 | 623-26-7 | Terephthalonitrile | C8H4N2 | 128.13 | 221-225 °C (lit.) | 0.08 g/L (23 ºC) |
| 25 | 623-27-8 | Terephthaldicarboxaldehyde | C8H6O2 | 134.13 | 114-116 °C (lit.) | 3 g/L (50 ºC) |
| 26 | 623-3-0 | 4-ChloroBenzonitrile | C7H4ClN | 138 | | |
| 27 | 623-30-3 | 3-(2-Furyl)acrolein | C7H6O2 | 122.12 | 49-55°C(lit.) | insoluble |
| 28 | 623-31-4 | 3-(2-FURYL)ACROLEIN OXIME | C7H7NO2 | 137.14 | | |
| 29 | 623-32-5 | 1-PHENYL-1-PROPYNE | C20H36O2 | 308.5 | | |
| 30 | 623-33-1 | MaleicHydrazide(Mh) | | | | |
| 31 | 623-33-6 | Glycine ethyl ester hydrochloride | C4H9NO2.HCl | 139.58 | 145-148℃ | >1000 g/L (20℃) |
| 32 | 623-34-7 | 1,4-dichloro-2-methylbutane | C5H10Cl2 | 141.04 | -75.05°C (estimate) | |
| 33 | 623-35-8 | Butanedinitrile, 2-methyl- | C5H6N2 | 94.11 | | |
| 34 | 623-37-0 | 3-Hexanol | C6H14O | 102.17 | −57°C(lit.) | 15.84g/L(25 ºC) |
| 35 | 623-38-1 | Pentanal, 3-oxo- | C5H8O2 | 100.12 | | |
| 36 | 623-39-2 | 3-Methoxy-1,2-propanediol | C4H10O3 | 106.12 | Colourless Oil | Soluble |
| 37 | 623-40-5 | (NE)-N-pentan-2-ylidenehydroxylamine | C5H11NO | 101.15 | | |
| 38 | 623-42-7 | Methyl butyrate | C5H10O2 | 102.13 | -85--84°C | Slightly soluble in water. |
| 39 | 623-43-8 | trans-Methyl crotonate(E) | C5H8O2 | 100.12 | -42°C | IMMISCIBLE |
| 40 | 623-46-1 | ethyl 1,2-dichloroethyl ether | C4H8Cl2O | 143.01 | | |
| 41 | 623-47-2 | Ethyl propiolate | C5H6O2 | 98.1 | 9°C | miscible |
| 42 | 623-48-3 | Ethyl iodoacetate | C4H7IO2 | 214 | <25 °C | Insoluble in water. |
| 43 | 623-49-4 | Ethyl cyanoformate | C4H5NO2 | 99.09 | | |
| 44 | 623-50-7 | Ethyl glycolate | C4H8O3 | 104.1 | >300 °C | It is very soluble in water, alcohols, acetone, acetates, slightly soluble in ethyl ether, sparingly soluble in hydrocarbon solvents, polymerization occurs above 50 C. |
| 45 | 623-51-8 | Ethyl 2-mercaptoacetate | C4H8O2S | 120.17 | -80 °C | Not miscible or difficult to mix in water. |
| 46 | 623-53-0 | Methyl ethyl carbonate | C4H8O3 | 104.1 | -14.5℃ | 46.8-47.1g/L at 20℃ |
| 47 | 623-54-1 | O-Ethyl S-Methyl Carbonodithioate | C4H8OS2 | 136.236 | | |
| 48 | 623-55-2 | 5-METHYL-3-HEXANOL | C7H16O | 116.2 | | |
| 49 | 623-56-3 | Ethyl Isobutyl Ketone | C7H14O | 114.19 | | |
| 50 | 623-57-4 | 3-(dimethylamino)-1,2-propanediol | C5H13NO2 | 119.16 | | |
| 51 | 623-57-4 | 3-(dimethylamino)-1,2-propanediol | C5H13NO2 | 119.16 | | |
| 52 | 623-58-5 | Acetoacetic acid sodium salt | C4H6O3 | 124.07 | | |
| 53 | 623-59-6 | 1-ACETYL-3-METHYLUREA | C4H8N2O2 | 116.12 | 180°C | |
| 54 | 623-60-9 | 2-Propanol, 1-chloro-,2-acetate | C5H9ClO2 | 136.57676 | | |
| 55 | 623-61-0 | Isopropyl Glycolate | C5H10O3 | 118.13 | | Slightly soluble in water. |
| 56 | 623-63-2 | Carbonic acid di-sec-butyl ester | C9H18O3 | 174.24 | | |
| 57 | 623-65-4 | hexadecanoic anhydride | C32H62O3 | 494.83 | 61-64 °C (lit.) | |
| 58 | 623-66-5 | octanoic anhydride | C16H30O3 | 270.41 | -1 °C | |
| 59 | 623-68-7 | Crotonicanhydride | C8H10O3 | 154.17 | -20°C | |
| 60 | 623-69-8 | 1,3-Dimethoxy-2-propanol | C5H12O3 | 120.15 | | |
| 61 | 623-70-1 | trans-Ethyl crotonate | C6H10O2 | 114.14 | 37.22°C (estimate) | INSOLUBLE |
| 62 | 623-71-2 | Ethyl 3-chloropropionate | C5H9ClO2 | 136.58 | | Immiscible |
| 63 | 623-72-3 | propanoic acid, 3-hydroxy-, ethyl ester | C5H10O3 | 118.1311 | | |
| 64 | 623-73-4 | Ethyl diazoacetate | C4H6N2O2 | 114.1 | -22 °C (lit.) | |
| 65 | 623-75-6 | 1,1-Ethanediamine, N,N'-diethylidene- | C6H12N2 | 112.17 | | |
| 66 | 623-76-7 | 1,3-diethylurea | C5H12N2O | 116.16 | 112-113 °C (lit.) | Soluble in water. |
| 67 | 623-78-9 | ETHYL N-ETHYLCARBAMATE | C5H11NO2 | 117.15 | 60°C (estimate) | |
| 68 | 623-79-0 | O,S-Diethyl dithiocarbonate | C5H10OS2 | 150.26 | | |
| 69 | 623-81-4 | Diethyl sulfite | C4H10O3S | 138.19 | | |
| 70 | 623-82-5 | (+)-3-METHYLHEXANEDIOIC ACID | C7H12O4 | 160.17 | 81-84 °C(lit.) | |
| 71 | 623-834-2 | Quinuclidine-3-carboxylic acid hydrochloride | C8H14ClNO2 | 191.65526 | | |
| 72 | 623-84-7 | 1,2-Propylene diacetate | C7H12O4 | 160.17 | -31 °C | 76g/L at 20℃ |
| 73 | 623-85-8 | N-PROPYLURETHANE | C6H13NO2 | 131.17 | | |
| 74 | 623-86-9 | Ethyl acetyl glycolate | C6H10O4 | 146.14 | | |
| 75 | 623-87-0 | 1,3-DINITROGLYCERIN | C3H6N2O7 | 182.09 | 26°C | 72.7g/L(20 ºC) |
| 76 | 623-89-2 | Butanedioic acid, 1,4-bis(2-methylbutyl) ester | C14H26O4 | 258.35 | | |
| 77 | 623-90-5 | bis(2-ethoxyethyl) maleate | C12H20O6 | 260.28 | | |
| 78 | 623-91-6 | Diethyl fumarate | C8H12O4 | 172.18 | 1-2 °C (lit.) | immiscible |
| 79 | 623-93-8 | 5-Nonanol | C9H20O | 144.25 | 5°C | Soluble in water (0.46 mg/ml at 15°C), and chloroform. |
| 80 | 623-95-0 | N,N'-dipropylurea | C7H16N2O | 144.21 | 104-106°C(lit.) | |
| 81 | 623-96-1 | dipropyl carbonate | C7H14O3 | 146.18 | <25 °C | |
| 82 | 623-97-2 | Bis(2-chloroethyl) Carbonate | C5H8Cl2O3 | 187.02 | 10°C(凝固点) | |
| 83 | 623-98-3 | Di-n-propyl sulphite | C6H14O3S | 166.24 | | |
| 84 | 623-99-4 | 4-oxo-9,11,13-octadecatrienoic acid | C18H28O3 | 292.41 | | |