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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
Q

uses (5): sumatra benzoin

A
  1. source of benzoic acid (commonly used as preservative in Whitfield’s ointment for athlete’s foot)

antiseptic, stimulant, expectorant, diuretic

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26
Q

differentiating Siamese from Sumatra benzoin: warming with KMnO4

A

Sumatra: faint odor of benzaldehyde

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27
Q

differentiating Siamese from Sumatra benzoin: ferric chloride

A

green color to Siamese benzoin

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28
Q

SN (2) and common names (2): storax

A
  1. Liquidambar orientalis (Levant storax/ Oriental sweetgum)
  2. L. styraciflua (American storax/ sweetgum)
29
Q

fam: storax

A

Hammamelidaceae

30
Q

cons (2): storax

A
  1. cinnamic acids
  2. storesins (alpha- amorphous but crystalline with potassium; beta - white flasks that do not crystallize with potassium)
31
Q

uses (5): storax

A

cigarette flavorant, stimulant, expectorant, antiseptic

32
Q

Compound benzoin tincture components

A

Storax, Tolu Balsam, Aloe, Benzoin (STAB)

33
Q

use of compound benzoin tincture

A

topical protectant

34
Q

benzoic acid preparation before

A

sublimation of sumatra benzoin

35
Q

benzoic acid preparation now

36
Q

uses (4): benzoic acid

A

antifungal, preservative of food, pharmaceutical preparations, Whitfield’s ointment

37
Q

whitfield’s ointment uses (2)

A

athlete’s foot and ringworm

38
Q

components of whitfield’s ointment (2)

A

salicylic acid + benzoic acid

39
Q

source (common and sn): rubber/ caoutchouc

A

rubber tree (Hevea brasiliensis)

40
Q

fam: Rubber tree (Hevea brasiliensis)

A

Euphorbiaceae

41
Q

how is rubber obtained

A

injuring the bark

42
Q

alternative for natural sources in production of rubber/ caoutchouc

A

Parthenium argentatum

43
Q

what is done? following the initial cleaning of the latex in vats

A

it is coagulated and bleached by tx w/ formic acid and bleaching agent

44
Q

how do latex emerge?

A

as blocks and passed through a mill 30x –> thin layers ready for further processing

45
Q

what are present in the latex of Papaveraceae

46
Q

proteolytic enzyme found in the latex of Carica

47
Q

what is cultivated in Malaysia for commercial use?

A

Hevea brasiliensis (Euphorbiaceae)

48
Q

can rubber (Ficus) be vulcanized?

49
Q

Source: gutta percha

A

Palaquium gutta

50
Q

Family: gutta percha (Palaquium gutta)

A

Sapotaceae

51
Q

Can gutta percha be vulcanized?

52
Q

Temp where gutta percha becomes plastic when heated

53
Q

Gutta percha when heated at 45-60*C becomes?

54
Q

T or F: Gutta percha should be preserved under water in well-closed
containers protected from light

55
Q

Uses (4): gutta percha

A
  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
Q

a polyisoprenoid consisting of a mixture of cis and trans –C5 isoprenoids obtained from Manilkara zapota (Sapotaceae), the sapodilla plum

57
Q

Source: chicle

A

Manilkara zapota (Sapotaceae)

58
Q

Use: chicle

A

Base used for original chewing gum

59
Q

Source: balata

A

dried latex obtained from Mimusops balata (Sapotaceae)

60
Q

possesses the general properties of chicle & is employed in the manufacture of bubble gum

61
Q

Use: balata

A

Manuf of bubble gum

62
Q

Sn: Indian rubber

A

Ficus elastica

63
Q

Fam: indian rubber (Ficus elastica)

64
Q

Cons (1): indian rubber

65
Q

Use (1) indian rubber (Ficus elastica)

A

Potential for worm and dermatitis

66
Q

Sn: chico/ sapodilla

A

Achras zapota/ Manilkara zapota

67
Q

Fam: chico/ sapodilla (Achras zapota/ Manilkara zapota)

A

Sapotaceae

68
Q

Cons (1): chico/ sapodilla

A

Mixture of C5 isoprenoids

69
Q

Use: CHICO/ SAPODILLA (Achras zapota/ Manilkara zapota)

A

Base used for original chewing gum

PHA6117 LEC - RESINS (7 decks)

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