Chemistry of Essential Oils

UMBELLIFEE^] 315 ous constituent of the oil. Sedanonic acid C 12 H 20 O 3 is a crystalline body melting at 88° to 89°, and is ea ...

316 THE CHEMISTEY OF ESSENTIAL OILS By splitting off hydrochloric acid with sodium ethylate a hydro- carbon possessing the follo ...

UMBELLIFEE^ (^3317) Specific gravity 0'8467 Optical rotation + 69° 18' Acid number .......... 0 Ester value 14-7 „ „ (after acet ...

318 THE CHEMISTEY OF ESSENTIAL OILS OIL OF AJOWAN SEED. This oil is the product of distillation of the fruit of the herb Ptychot ...

UMBELLIFERaS 319 •and oxypentadecylic acid C 15 H 30 O 3. They also isolated valerianic and two methyl-ethyl-acetic acids from t ...

320 THE CHEMISTEY OF ESSENTIAL OILS According to Landsberg,^1 the oil contains pinene and an oxygenated body of the formula C 10 ...

UMBELLIFER^S 321 A small amount of terpenes distils between 155° and 170°, but the greater part of the oil distils from 250° to ...

322 THE CHEMISTEY OF ESSENTIAL OILS The percentage of volatile oil in the " tears" of asafoetida may equal that in the " mass " ...

UMBELLIFEK^S 323 which it was cooled, and 5 grms. of NaOH, dissolved in a little water, was added in the same way. The flask was ...

324 THE CHEMISTEY OF ESSENTIAL OILS to 0 * 08 per cent. The odour of the brownish-yellow oil differs distinctly from that of the ...

UMBELLIFEB^J 325 169° C.; it has the specific gravity 0-8416 at 14° C.; aD + 35-70; no 1-4862. It polymerises to a white amorpho ...

326 THE CHEMISTEY OF ESSENTIAL OILS 45 per cent, of other terpenes, and 40 to 50 per cent, of dill-apiol C 6 H(OCH 3 ) (O 2 CH 2 ...

UMBELLIFEE-ZE 327 OLL OF SUMBUL. Sumbul Oil or Musk-root Oil is obtained from the dried root of Ferula sumbul. The yield of oil ...

328 THE CHEMISTEY OF ESSENTIAL OILS No. 1. No. 2. Specific gravity at 15° C. ... 0-8712 0-8970 Optical rotation± 0° + 0° 6' Solu ...

MYRTACEJE 329 OIL OF MEUM ATHAMANTHICUM. The fresh roots of Meum Athamanthicum yield about 0*5 per cent. of essential oil which ...

330 THE CHEMISTKY OF ESSENTIAL OILS The oil varies so much in composition that no solubility values can be usefully assigned to ...

MYETACE^ 331 clove tree, described by Pigafetta, a shipmate of Magellan, as he saw it growing in 1521. For nearly a century the ...

332 THE CHEMISTEY OF ESSENTIAL OILS The spice usually known as cloves, and which is generally em- ployed for the distillation of ...

MYBTACE^E 333 The value of oil of cloves depends almost entirely on the percentage of the phenol eugenol (especially when it is ...

334 THE CHEMISTEY OF ESSENTIAL OILS This final quantity gives the amount of benzoyl eugenol, from which the amount of eugenol is ...