coumarin 99% for synthesis

Six white plastic bottles with red caps of varying sizes are lined up in ascending order against a plain gray background.

Three chemical solution bottles with red caps are arranged side by side against a gray background. The labels read "Methyl Orange Indicator Solution" and "Fehling's Solution No. A.

Three white chemical bottles with red caps, labeled "Chemnovyo," arranged in order of size against a plain gray background.

Four plastic bottles of chemical reagents with red caps, labeled for different substances, are arranged in size order against a gray background.

Five black plastic chemical bottles of various sizes are arranged on a gray surface against a dark gray background. Labels are visible but not fully legible.

Six brown pharmaceutical containers of varying sizes with white and red ChemBooz labels are arranged in a row against a plain gray background.

Three black plastic bottles of nitric acid with white hazard labels are arranged in a row against a grey background.

Two brown glass bottles with red caps, labeled as chemical containers, are placed side by side on a gray surface with a dark background.

Two white plastic chemical containers with black lids, labeled "Chemnovato." The left contains Magnesium Sulphate, and the right contains Acetyl Salicylic Acid, both on a gray background.

Three chemical bottles labeled Toluene, Iso-Propyl Alcohol, and Chloroform are arranged side by side on a gray background.

Six brown glass bottles of varying sizes with white labels and black or white caps, containing Trichloroacetic Acid 99% AR from Chemoxy, are arranged in a row on a gray background.

Two brown glass bottles labeled "Chloroform 99.8% for HPLC" with hazard symbols, placed side by side on a neutral gray background.

Three dark brown bottles with red caps and Chemnovatic labels contain hydrochloric acid, nitric acid, and sulfuric acid, arranged side by side on a gray background.

Specification

Description

Fluorescent Indicator
1,2-Benzopyrone, 1-Benzopyran-2-one, 2H-Chromen-2-one ; 2H-1- Benzopyran-2-One

CAS	91-64-5
Molecular Formula	C9H6O2
Molecular Weight	146.15
Shelf Life	60 Months

Physical Properties
Physical State at 20 °C	Solid	Colour	White crystalline
Melting Point/ Freezing Point [°C]	140 – 144 °C

Specifications
Appearance	White crystals/crystalline powder	Assay	Min 99%
Melting Point	68 – 71 deg C

Dangerous Goods Information
UN Number	2811	DG Class	6.1

Safety Information & Hazard Symbols
Symbol	GHS06
Signal Word	Danger
Hazard Statement	H301
Precaution Statement	P301 + P310

coumarin 99% for synthesis

SKU C00877-00250-HS Category Chemicals