BENZOIN
, or See also:- GUM (Fr. gomme, Lat. gommi, Gr. Kµµ1, possibly a Coptic word; distinguish " gum," the fleshy covering of the base of a tooth, in O. Eng. gbma, palate, cf. Ger. Gaumen, roof of the mouth; the ultimate origin is probably the root gha, to open wide, seen in
Gum See also:BENJAMIN (supposed to be from Arab. luban, See also:frankincense, the first syllable being dropped in Romanic as if it were the See also:article), a balsamic See also:resin obtained from Styrax benzoin, a See also:- TREE (0. Eng. treo, treow, cf. Dan. tree, Swed. Odd, tree, trd, timber; allied forms are found in Russ. drevo, Gr. opus, oak, and 36pv, spear, Welsh derw, Irish darog, oak, and Skr. dare, wood)
- TREE, SIR HERBERT BEERBOHM (1853- )
tree of considerable See also:size, native to See also:Sumatra and See also:Java, and from other See also:species of Styrax
.
It is obtained by making incisions in the bark of the trees, and appears to be formed as the result of the See also:wound, not to be secreted normally
.
There are several varieties of benzoin in See also:commerce: (1) See also:Siam benzoin, which apparently does not come from Styrax benzoin, is the finest and most aromatic, and occurs in the See also:form of small " tears, " rarely exceeding 2 in. in length by 1 in. in thickness, and of " blocks " made up of these tears agglomerated by a clear reddish-See also:- BROWN
- BROWN, CHARLES BROCKDEN (1771-181o)
- BROWN, FORD MADOX (1821-1893)
- BROWN, FRANCIS (1849- )
- BROWN, GEORGE (1818-188o)
- BROWN, HENRY KIRKE (1814-1886)
- BROWN, JACOB (1775–1828)
- BROWN, JOHN (1715–1766)
- BROWN, JOHN (1722-1787)
- BROWN, JOHN (1735–1788)
- BROWN, JOHN (1784–1858)
- BROWN, JOHN (1800-1859)
- BROWN, JOHN (1810—1882)
- BROWN, JOHN GEORGE (1831— )
- BROWN, ROBERT (1773-1858)
- BROWN, SAMUEL MORISON (1817—1856)
- BROWN, SIR GEORGE (1790-1865)
- BROWN, SIR JOHN (1816-1896)
- BROWN, SIR WILLIAM, BART
- BROWN, THOMAS (1663-1704)
- BROWN, THOMAS (1778-1820)
- BROWN, THOMAS EDWARD (1830-1897)
- BROWN, WILLIAM LAURENCE (1755–1830)
brown resin
.
The odour of Siam benzoin is partly due to the presence of vanillin, and the substance contains as much as 38 % of benzoic See also:acid but no cinnamic acid
.
(2) Sumatra benzoin occurs only in masses formed of dull red resin enclosing See also:- WHITE
- WHITE, ANDREW DICKSON (1832– )
- WHITE, GILBERT (1720–1793)
- WHITE, HENRY KIRKE (1785-1806)
- WHITE, HUGH LAWSON (1773-1840)
- WHITE, JOSEPH BLANCO (1775-1841)
- WHITE, RICHARD GRANT (1822-1885)
- WHITE, ROBERT (1645-1704)
- WHITE, SIR GEORGE STUART (1835– )
- WHITE, SIR THOMAS (1492-1567)
- WHITE, SIR WILLIAM ARTHUR (1824--1891)
- WHITE, SIR WILLIAM HENRY (1845– )
- WHITE, THOMAS (1628-1698)
- WHITE, THOMAS (c. 1550-1624)
white tears
.
It contains about 20 % of cinnamic acid in addition to 18 or even more of benzoic
.
(3) Palembang benzoin, an inferior variety, said to be obtained from Styrax benzoin in Sumatra, consists of greyish translucent resinous masses, containing small white opaque tears
.
It does not appear to contain cinnamic acid
.
Large quantities of benzoin are used as See also:incense
.
Its medicinal uses depend on the contained benzoic acid (q.v.)
.
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