60895
Gum rosin
natural resin
Synonym(s):
Colophony, Rosin, gum
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About This Item
Quality Segment
form
solid
acid value
150‑170
solubility
chloroform: 0.1 g/mL, clear, slightly yellow to deep yellow
SMILES string
OC(=O)[C@]1([C@H]2[C@@]([C@H]3CCC(=CC3=CC2)C(C)C)(CCC1)C)C
InChI
1S/C20H30O2/c1-13(2)14-6-8-16-15(12-14)7-9-17-19(16,3)10-5-11-20(17,4)18(21)22/h7,12-13,16-17H,5-6,8-11H2,1-4H3,(H,21,22)/t16-,17+,19+,20+/m0/s1
InChI key
RSWGJHLUYNHPMX-ONCXSQPRSA-N
General description
Gum rosin is an exudate gum, which is extracted from pine trees. It consists of abiatic acid, palaustric acid and neoabetic acid.
Application
Gum rosin has been used:
- for the preparation of testosome patches
- to study its influence on the physical stability of concentrated oil in water emulsions
- for the preparation of rosin nanoparticles containing hydrocortisone (HC)
Analysis Note
powder to solified mass or chunks, yellow to deep yellow
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signalword
Warning
hcodes
pcodes
Hazard Classifications
Skin Sens. 1
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
370.4 °F - closed cup
flash_point_c
188 °C - closed cup
ppe
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
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