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Azoic Diazo Component 20 (Base)
(CAS RN:120-00-3 Product Number:A1986)


Azoic Diazo Component 20 (Base)
Synonym 4'-Amino-2',5'-diethoxybenzanilide
Synonym Fast Blue BB Base

General Information

Product Number A1986

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Purity/Analysis Method >95.0%(T)
Storage Temperature
M.F. / M.W. C17H20N2O3=300.36
CAS RN 120-00-3
Related CAS RN
MDL Number MFCD00009091
Packaging and Container
  • Product Details
  • Safety & Regulations


Appearance Light yellow to Brown powder to crystalline
Purity(Nonaqueous Titration) min. 95.0 %
Lambda max. 316.0 to 319.0nm(MeOH)
Absorbance(E1%1cm) min. 280(20mg/L, MeOH, 316.0 to 319.0nm)

Data of Reference

mp 101°C(lit.)


Colour Index 37175
Beilstein 13(3)2170
Reaxys-RN 3416889
PubChem SID 87559021
EC Number 204-363-8


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 2927000090


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