60895

Gum rosin

natural resin

• Synonyme(s) : Colophony, Rosin, gum
• CAS Number: 8050-09-7
• Numéro CE : 232-475-7
• Numéro MDL: MFCD00132205
• Code UNSPSC : 11121502
• Nomenclature NACRES : NA.22

Propriétés

• Niveau de qualité: 100
• Forme: solid
• Indice d'acide: 150‑170
• Solubilité: chloroform: 0.1 g/mL, clear, slightly yellow to deep yellow
• Chaîne SMILES: 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
• Clé InChI: RSWGJHLUYNHPMX-ONCXSQPRSA-N

Description

Description générale

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)

Remarque sur l'analyse

powder to solified mass or chunks, yellow to deep yellow

Informations sur la sécurité

• Pictogrammes: GHS07
• Mention d'avertissement: Warning
• Mentions de danger: H317
• Conseils de prudence: P280 - P302 + P352
• Classification des risques: Skin Sens. 1
• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): 370.4 °F - closed cup
• Point d'éclair (°C): 188 °C - closed cup
• Équipement de protection individuelle: dust mask type N95 (US), Eyeshields, Faceshields, Gloves