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(CAS RN:481-42-5 Product Number:P1139)


Synonym 5-Hydroxy-2-methyl-1,4-naphthoquinone

General Information

Product Number P1139

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Purity/Analysis Method >98.0%(HPLC)(T)
Storage Temperature
M.F. / M.W. C11H8O3=188.18
CAS RN 481-42-5
Related CAS RN
MDL Number MFCD00001682
Packaging and Container
  • Product Details
  • Safety & Regulations


Purity(HPLC) min. 98.0 area%
Purity(Neutralization titration) min. 98.0 %
Melting point 76.0 to 79.0 deg-C
Solubility in hot Methanol very faint turbidity


Reaxys-RN 1870475
PubChem SID 87575243
Merck Index(14) 7538
RTECS# QL8500000
EC Number 207-569-6


Signal Word Danger
Hazard Statements
  • H301
  • :Toxic if swallowed.
  • H314
  • :Causes severe skin burns and eye damage.
Precautionary Statements
  • P260
  • :Do not breathe dusts or mists.
  • P280
  • :Wear protective gloves, protective clothing, face protection.
  • P301+P330+P331+P310
  • :IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Immediately call a POISON CENTER or doctor.
  • P303+P361+P353+P310+P363
  • :IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower. Immediately call a POISON CENTER or doctor. Wash contaminated clothing before reuse.
  • P304+P340+P310
  • :IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER or doctor.
  • P305+P351+P338+P310
  • :IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor.

Transport Information

UN Number 2923
Class 8/6.1
Packing Group III
HS Number 2914698090


Plumbagin: A Plant Secondary Metabolite with Many Biological Activities

Plumbagin is one of the plant secondary metabolite of three major phylogenic families, Plumbaginaceae, Droseraceae, and Ebenaceae. Pharmacological studies indicate that plumbagin exhibits many biological activities, such as antitumor, antibacterial, antifungal, anti-inflammatory and antioxidant activities. (The product is for research purpose only.)


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