2 هیدروکسی 5 نیترو بنزال دهید 820904 مرک

Description
Catalogue Number	820904
Synonyms	5-Nitrosalicylaldehyde
Description	2-Hydroxy-5-nitrobenzaldehyde

Product Information
CAS number	97-51-8
EC number	202-587-0
Hill Formula	C₇H₅NO₄
Chemical formula	2-(OH)-5-(NO₂)C₆H₃CHO
Molar Mass	167.12 g/mol
HS Code	2913 00 00
Structure formula Image

Applications
Application	2-Hydroxy-5-nitrobenzaldehyde for synthesis. CAS 97-51-8, chemical formula 2-(OH)-5-(NO₂)C₆H₃CHO.

Physicochemical Information
Melting Point	123 - 126 °C

Toxicological Information
LD 50 oral	LD50 Rat 799 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H302: Harmful if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation.
Precautionary Statement(s)	P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage class	10 - 13 Other liquids and solids
WGK	WGK 3 highly water endangering
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Safety Information
Hazard Symbols	Harmful
Categories of danger	harmful, irritant
R Phrase	R 22-36/38 Harmful if swallowed.Irritating to eyes and skin.

Storage and Shipping Information
Storage	Store below +30°C.

Specifications
Assay (HPLC, area%)	≥ 98.0 % (a/a)
Melting range (lower value)	≥ 123 °C
Melting range (upper value)	≤ 126 °C
Identity (IR)	passes test