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Substance Name: Rosin [USP]
RN: 8050-09-7
UNII: 88S87KL877
InChIKey: RSWGJHLUYNHPMX-ONCXSQPRSA-N

Note

  • TSCA Definition 2019: A complex combination derived from wood, especially pine wood. Composed primarily of resin acids and modified resin acids such as dimers and decarboxylated resin acids. Includes rosin stabilized by catalytic disproportionation.

Molecular Formula

  • Unspecified

Molecular Weight

  • 302.451
 

Classification Codes

Classification Code

  • TSCA UVCB

Superlist Classification Code

  • TWA: exposure by all routes should be carefully controlled to levels as low as possible; Sensitizer
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Names and Synonyms

Name of Substance

  • Colophony
  • Gum rosin
  • Rosin
  • Rosin gum
  • Rosin [USP]
  • WW Wood rosin

Synonyms

  • BALS 3A
  • Bandis G100
  • Caswell No. 667
  • Colophonium
  • EC 232-475-7
  • EINECS 232-475-7
  • EM 3
  • EPA Pesticide Chemical Code 067205
  • Highrosin
  • Hongkong rosin WW
  • KE 709
  • Kolophonium
  • Rondis R
  • Rosin
  • Rosin WW
  • Shiragiku rosin
  • UNII-88S87KL877
  • Yellow resin

Systematic Name

  • Rosin

Superlist Names

  • Rosin
  • Rosin core solder thermal decomposition products, as resin acids-colophony

Registry Numbers

CAS Registry Number

  • 8050-09-7

FDA UNII

  • 88S87KL877

Other Registry Numbers

  • 118817-23-5
  • 1481684-92-7
  • 37271-91-3
  • 39390-87-9
  • 68153-42-4
  • 8050-10-0
  • 8050-14-4
  • 8052-47-9

System Generated Number

  • 0008050097

Structure Descriptors

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

InChIKey

RSWGJHLUYNHPMX-ONCXSQPRSA-N

Smiles

CC(C)C1=CC2=CC[C@@H]3[C@](C)(CCC[C@@]3(C)C(=O)O)[C@H]2CC1