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PHA6117 LEC - RESINS > balsams And Latex > Flashcards

balsams And Latex Flashcards

1
Q

sn: Tolu balsam

A

Myroxylon balsamum

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2
Q

family: tolu balsam

A

fabaceae

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3
Q

color: tolu balsam with ferric chloride

A

green

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4
Q

odor: tolu balsam

A

benzaldehyde

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5
Q

cons (5): tolu balsam

A

toluresinotannol (free cinnamic acid, free benzoic acid, benzyl cinnamate, benzyl benzoate

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6
Q

uses (4): tolu balsam

A
  1. compound benzoin tincture
  2. expectorant
  3. flavorant in chewing gum
  4. perfumery
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7
Q

sn: peruvian balsam

A

Myroxylon pereirae

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8
Q

fam: peruvian balsam

A

Fabaceae

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9
Q

prod. of balsam: peruvian balsam

A

boiling bark in water

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10
Q

cons (3): peruvian balsam

A

benzoyl citrate, benzoyl benzoate, cinnamyl cinnamate

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11
Q

uses (5): peruvian balsam

A
  1. protectant, rubefacient, parasiticide, antiseptic, vulnerary
  2. antiseptic dressing
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12
Q

only balsam not part of compound benzoin tincture

A

peruvian balsam

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13
Q

sn: Siam benzoin/ Asa dulcis

A

Styrax benzoin

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14
Q

fam: Siam benzoin/ Asa dulcis

A

Styracaceae

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15
Q

how is Siam benzoin/ Asa dulcis produced?

A

by incisions - first secretion is very sticky (rejected); succeeding cuts yield harder secretions

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16
Q

which is more expensive? Sumatra benzoin or Siam benzoin/ Asa dulcis

A

Siam benzoin/ Asa dulcis

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17
Q

odor: Siam benzoin/ Asa dulcis

A

vanilla-like odor

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18
Q

uses internally (2): Siam benzoin/ Asa dulcis

A

expectorant, antiseptic

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19
Q

cons (2): Siam benzoin/ Asa dulcis

A

coniferyl benzoate (major), siaresinol

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20
Q

uses (4): Siam benzoin/ Asa dulcis

A

food, drinks, perfumery, and toiletry

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21
Q

ingredient for Friar’s balsam

A

Siam benzoin/ Asa dulcis (Styrax benzoin)

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22
Q

sn: sumatra benzoin

A

Styrax tonkinensis

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23
Q

fam: sumatra benzoin

A

styracaceae

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24
Q

cons (1): sumatra benzoin

A

20% free balsamic acids (Cinnamic and benzoic; 2:1 ratio)

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25
uses (5): sumatra benzoin
1. source of benzoic acid (commonly used as preservative in Whitfield's ointment for athlete's foot) antiseptic, stimulant, expectorant, diuretic
26
differentiating Siamese from Sumatra benzoin: warming with KMnO4
Sumatra: faint odor of benzaldehyde
27
differentiating Siamese from Sumatra benzoin: ferric chloride
green color to Siamese benzoin
28
SN (2) and common names (2): storax
1. Liquidambar orientalis (Levant storax/ Oriental sweetgum) 2. L. styraciflua (American storax/ sweetgum)
29
fam: storax
Hammamelidaceae
30
cons (2): storax
1. cinnamic acids 2. storesins (alpha- amorphous but crystalline with potassium; beta - white flasks that do not crystallize with potassium)
31
uses (5): storax
cigarette flavorant, stimulant, expectorant, antiseptic
32
Compound benzoin tincture components
Storax, Tolu Balsam, Aloe, Benzoin (STAB)
33
use of compound benzoin tincture
topical protectant
34
benzoic acid preparation before
sublimation of sumatra benzoin
35
benzoic acid preparation now
synthetic
36
uses (4): benzoic acid
antifungal, preservative of food, pharmaceutical preparations, Whitfield's ointment
37
whitfield's ointment uses (2)
athlete's foot and ringworm
38
components of whitfield's ointment (2)
salicylic acid + benzoic acid
39
source (common and sn): rubber/ caoutchouc
rubber tree (Hevea brasiliensis)
40
fam: Rubber tree (Hevea brasiliensis)
Euphorbiaceae
41
how is rubber obtained
injuring the bark
42
alternative for natural sources in production of rubber/ caoutchouc
Parthenium argentatum
43
what is done? following the initial cleaning of the latex in vats
it is coagulated and bleached by tx w/ formic acid and bleaching agent
44
how do latex emerge?
as blocks and passed through a mill 30x --> thin layers ready for further processing
45
what are present in the latex of Papaveraceae
alkaloids
46
proteolytic enzyme found in the latex of Carica
papain
47
what is cultivated in Malaysia for commercial use?
Hevea brasiliensis (Euphorbiaceae)
48
can rubber (Ficus) be vulcanized?
yes
49
Source: gutta percha
Palaquium gutta
50
Family: gutta percha (Palaquium gutta)
Sapotaceae
51
Can gutta percha be vulcanized?
No
52
Temp where gutta percha becomes plastic when heated
45-60*C
53
Gutta percha when heated at 45-60*C becomes?
Plastic
54
T or F: Gutta percha should be preserved under water in well-closed containers protected from light
T
55
Uses (4): gutta percha
1. Used in the form of chloroformic solution as means of applying drugs to the skin 2. gutta-percha tissue for covering moist dressings and in manuf of surgical instruments 3. Dentistry 4. Root canal tx
56
a polyisoprenoid consisting of a mixture of cis and trans –C5 isoprenoids obtained from Manilkara zapota (Sapotaceae), the sapodilla plum
Chicle
57
Source: chicle
Manilkara zapota (Sapotaceae)
58
Use: chicle
Base used for original chewing gum
59
Source: balata
dried latex obtained from Mimusops balata (Sapotaceae)
60
possesses the general properties of chicle & is employed in the manufacture of bubble gum
Balata
61
Use: balata
Manuf of bubble gum
62
Sn: Indian rubber
Ficus elastica
63
Fam: indian rubber (Ficus elastica)
Moraceae
64
Cons (1): indian rubber
Caotchouc
65
Use (1) indian rubber (Ficus elastica)
Potential for worm and dermatitis
66
Sn: chico/ sapodilla
Achras zapota/ Manilkara zapota
67
Fam: chico/ sapodilla (Achras zapota/ Manilkara zapota)
Sapotaceae
68
Cons (1): chico/ sapodilla
Mixture of C5 isoprenoids
69
Use: CHICO/ SAPODILLA (Achras zapota/ Manilkara zapota)
Base used for original chewing gum

PHA6117 LEC - RESINS (7 decks)

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