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93-35-6 - 7-Hydroxycoumarin, 98% - Umbelliferone - L04082 - Alfa Aesar

L04082 7-Hydroxycoumarin, 98%

CAS Number
93-35-6
Synonyms
Umbelliferone

Size Price ($) Quantity Availability
25g 51.40
100g 160.00
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7-Hydroxycoumarin, 98%

MDL
MFCD00006878
EINECS
202-240-3

Chemical Properties

Formula
C9H6O3
Formula Weight
162.14
Melting point
228-232°
Solubility
Soluble in water (slightly at 20°C), 95% ethanol (50 mg/ml), chloroform, acetone, and methanol.

Applications

7-Hydroxycoumarin is used as an intracellular pH sensitive fluorescent indicator & bloodbrain barrier probe. It is used as a sunscreen agent, and an optical brightener for textiles. It has also been used as a gain medium for dye lasers.

Notes

Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Incompatible with oxidizing agents.

Literature References

Michaela Walshe; Joshua Howarth; Mary T Kelly; Richard O'Kennedy; Malcolm R Smyth. The preparation of a molecular imprinted polymer to 7- hydroxycoumarin and its use as a solid-phase extraction material.Journal of Pharmaceutical and Biomedical Analysis.1997, 16 319-325.

M. E. Marshall; J. L. Mohler; K. Edmonds; B. Williams; K. Butler; M. Ryles; L. Weiss; D. Urban; A. Bueschen; M. Markiewicz; G. Cloud. An updated review of the clinical development of coumarin (1,2-benzopyrone) and 7-hydroxycoumarin.Journal of Cancer Research and Clinical Oncology.1994, 120 S39-S42.

Fluorescent indicator.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,9847
Beilstein
127683
Harmonized Tariff Code
2932.20
TSCA
No
RTECS
GN6820000

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