BENZIL 



48 



BERGAPTENE 



r=C 12 H 12 N2: an alkaline substance obtained 

 from" azobenzeue. 



Benzil, (ben'zil). [Benzoin, q.v.; Gk. Jiyle, 

 material.] :=Ci4HioC>2 = Benzile: a yellow, 

 crystalline, inflammable substance obtained 

 from benzoin. 



Benzilam, (ben'zi-lam). [Benzil and ainmonia.] 

 r=Ci4HgN: a crystalline substance obtained 

 by the action of ammonia on benzil. 



Benzilic acid, (ben'zi-lik). [Benzile, q.v.]= 

 Stilbylicacid=Stilbic acid^CuH^Oy. acrys- 

 talline acid substance from potassic bensilate. 



Benzilimide, (ben-zil'i-mld). [Benzil and Am- 

 monia.] =C2sH22N2O2=Benzilim : a crystal- 

 line compound derived from benzil and am- 

 monia. 



Benzimic acid, (ben'zi-mik). [Benzimide, q.v.] 

 A crystalline acid substance obtained by act- 

 ing on oil of bitter almonds with ammonia. 



Benzimide, (ben'zi-mid). [Benzoyl and Amide, 

 q.v. ]=rC23Hi8N2O2=Hydride of cyanoben- 

 zoyl, acrystallisable substance obtained from 

 oil of bitter almonds. 



Benzine, (ben'zin). = Benzol, q.v. 



Benzoates, (ben'zo-ats). [Benzoic acid, q.v.]= 

 M 0711562: compounds of benzoic acid and a 

 base. 



Benzoen, (ben'zo-en)=Toluol, q.v. 



Benzoeretic acid=Parabenzoic acid, q.v. 



Benzoglycol=C 7 H802=Oil of bitter almonds 

 and water. 



Benzoglycolic acid^HCglfyO^: a crystalline 

 compound of benzoic and glycolic acids. 



Benzohelicin=C2oH2oOg : a crystalline sub- 

 stance obtained by dissolving populin in 

 nitric acid. 



Benzoic acid, (ben-zo'ik). [Benzoin, q.v.]= 

 Water in which one atom of H is exchanged 

 for one of benzoyl=C 7 H 6 C>2=:Benzoyl hy- 

 drate=HBzO : a crystalline acid obtained 

 from benzoin; also called flowers of benzoin: 

 found in many resins and balsams. 



Benzoic alcohol=Benzyl A.=C 7 H 8 O: an oily 

 liquid obtained from bitter almonds. 



Benzoic anhydride = C 14 H 10 O 3 = Water in 

 which both atoms of H are exchanged for 

 benzoyl; also called benzoate of benzoyl. 



Benzoicin, (ben-zo'i-sin). [Benzoyl, q. v.]= 

 Benzoate of Glycyl: glycerin, in which one 

 or three atoms of H are exchanged for one of 

 benzoyl. 



Benzoin, (benz'o-in). [Benzoali, the Arabic 

 name.] !.=:Ci4Hj2O2: a fragrant resin ob- 

 tained from Styrax benzoin. 2. Laurus 

 benzoin, a plant belonging to Lauracese. 



Benzoine, (benz'o-in). [Benzoyl, q.v.}=G u !L-^ 

 O 2 : a crystalline substance obtained from 

 benzol. The same as Benzoin. 



Benzol, (ben'zol). [Benzoin, 2.v.]=:Benzine= 

 Phene=Bicarburet of hydrogen=Phenyl hy- 

 dride^CeHg: one of the aromatic hydrocar- 

 bons: a colourless liquid much used as a sol- 

 vent for wax, fats, caoutchouc, &c.; when 

 quite pure benzol is called benzene. 



Benzolactic acid, (ben-zo-lak'tik). [Benzol 

 and Lactic Acid, q.v.]=Ci Hi O^: lactic acid 

 in which one atom of hydrogen is replaced by 

 benzoyl. 



Benzoline, (ben'zo-len). [Benzol, g.v.]=Amar- 

 ine=C2iHigN2 : an alkaline compound ob- 

 tained by the action of ammonia on benzol 

 hydride. 



Benzone, (ben'zon). [Benzoic, q.v.]='BQnzo- 

 phenone^CeHsCyHgO : obtained from ben- 

 zoic acid. 



Benzo-nitrile, ( ben-zo-ni'tril ). [Benzol and 

 Nitrile, g.v.]=C 7 H 5 N: a colourless odorous 

 oil, the vapour of which is inflammable. 



Benzo-sulphuric acid=G7HeSO5: compounded 

 of strong sulphuric acid and benzoic acid. 



Benzoyl, (ben'zo-il). [Benzoin, q.v. ; Gk. hyle, 

 material.]=Bz=C 7 H 5 O=The supposed radi- 

 cle of benzoic acid= Radicle of bitter almonds. 



Benzureide, ( ben-zu're-id ). [Benzoyl and 

 Ureide, ^.v.]=Urea benzoate -H 2 O=H 8 C 8 O 2 

 N 2 : a crystalline powder, compounded of 

 benzoyl and urea. 



Benzyl, (ben'zil). [Benzoyl, q.v.; Gk. ule, 

 material.]=;C7H7=:Tolyl=Toluenyl: the sup- 

 posed radicle of the benzoic series of ethers. 



Benzylamine: C7H 9 N: a crystalline substance 

 =Toluidine, q.v. 



Benzylene, (ben'zi-len). [Benzyl, q.v.]=C 7 Tt e : 

 one of the acetylene series of hydrocarbons: 

 an hypothetic radicle. 



Benzylia, (ben-zi'li-a). [Benzyl, g.v.]=Phenyl- 

 methylia C 7 H 9 N=:CH 3 -C 6 H5. HN : a volatile 

 base obtained by the action of ammonia on 

 benzyl chloride. 



Beraunite. [Beraun, in Bohemia.] A mineral, 

 chiefly phosphate of iron. 



Berbers. An African people. 



Berberales, ( berTjer-alz)). [ Berberis, q.v. ] 

 Plants with very small embryos, and much 

 fleshy albumen, forming a sub-division of 

 Hypogynous exogens. 



Berberidaceae, (ber-ber-i-da'se-e). [Berberis, 

 g.v.]=;Berberids : herbs and shrubs, some- 

 times spiny, belonging to Berberales. 



Berberine, (ber'ber-ui).=C2oH 1 7NO4: an alka- 

 loid obtained from Berberis. 



Berberis, (ber'ber-is). [The Arabic name.]= 

 Barberry: a shrub from which a yellow dye 

 and oxalic acid are extracted. 



Berberry, ( ber'ber-ri ). ^Barberry Berberis, 

 q.v. 



Berengelite, (ber-en-je'lit). [Berengela, in 

 Peru.]=Berengela resin^CooHsoC^: a pitch- 

 like mineral found in Peru, used for caulk- 

 ing vessels. 



Berg (berg). [Sw. berg, mountain.]:= Iceberg, 

 q.v. 



Bergamot, (ber'ga-mot). [Bergamotte, the 

 French wordJ^Citrus bergamia. 



Bergamot camphor = Bergaptene : obtained 

 from oil of bergamot. 



Bergamot mint=Mentha odorata: a plant be- 

 longing to Lamiaceae. 



Bergamot oil. A volatile oil obtained from 

 fruit of Citrus bergamia. 



Bergamotte, oil of, (berg'a-mot). [Bergamotte, 

 the French name.]=3CioHi6: obtained from 

 the rind of the bergamotte or lime fruit. 



Bergamint, (ber / ga-mint)=Mentha citrata. 



Bergaptene, (ber-gap'ten). [Bergamot, q.v.'} 

 =C3HO: a camphor-like substance obtained 

 from essence of Bergamot. 



