Home >   Products   >  Advanced Search

Sudan II [=1-(2,4-Xylidylazo)-2-naphthol]
(CAS RN:3118-97-6 Product Number:O0101)


Sudan II
Synonym Oil Red XO
Synonym Solvent Orange 7
Synonym 1-(2,4-Xylidylazo)-2-naphthol

General Information

Product Number O0101

* Items available from stock in Japan will be delivered in 10 business days.
* Please contact us if you need further information.
(Sales Dept Tel: +32 (0)3 735 07 00 E-mail: Sales-EU@TCIchemicals.com)
* To send your quote request for bulk quantities, please click on the “Request Bulk Quotation” button. Please note that for some of our products we cannot offer bulk quantities.
* TCI frequently reviews storage conditions to optimize them. Please note that the latest information on the storage temperature for the products is described on our website.

Purity/Analysis Method >95.0%(E)
Storage Temperature
M.F. / M.W. C18H16N2O=276.34
CAS RN 3118-97-6
Related CAS RN
MDL Number MFCD00003896
Packaging and Container
  • Product Details
  • Safety & Regulations


Purity(UV method) min. 95.0 %
Melting point 158.0 to 163.0 deg-C
Lambda max. 496.0 to 500.0 nm(CHCl3)


Colour Index 12140
Beilstein 16,168
Reaxys-RN 1843315
PubChem SID 87574109
RTECS# QL5850000
EC Number 221-490-4


Signal Word Warning
Hazard Statements
  • H315
  • :Causes skin irritation.
  • H319
  • :Causes serious eye irritation.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P280
  • :Wear protective gloves, eye protection.
  • P302+P352+P332+P313+P362+P364
  • :IF ON SKIN: Wash with plenty of water. If skin irritation occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse.
  • P305+P351+P338+P337+P313
  • :IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.

Transport Information

HS Number 3204190090


PubMed Literature

Page Top