NSC 4173

Name	4,4'-Difluorobiphenyl
Synonyms	NSC 4173 AI3-19148 4,4'-DIFLUOROBIPHENYL p,p'-difluorobiphenyl 4,4'-Difluorodiphenyl 4,4'-Difluorobiphenyl Biphenyl, 4,4'-difluoro- 4,4'-difluoro-1,1'-diphenyl 4,4'-difluoro-1,1'-biphenyl 1,1'-biphenyl,4,4'-difluoro- 4-fluoro-1,2-dimethoxybenzene Biphenyl, 4,4'-difluoro- (8CI) 1,1'-Biphenyl, 4,4'-difluoro- (9CI) N-(4-fluorobenzyl)-N',N'-dimethyl-N-(pyridin-2-yl)ethane-1,2-diamine
CAS	398-23-2
EINECS	206-910-6
InChI	InChI=1/C8H9FO2/c1-10-7-4-3-6(9)5-8(7)11-2/h3-5H,1-2H3

Molecular Formula	C12H8F2
Molar Mass	190.19
Density	1.2470 (rough estimate)
Melting Point	88-91°C(lit.)
Boling Point	254-255°C(lit.)
Flash Point	254-255°C
Water Solubility	Insoluble
Vapor Presure	1.21mmHg at 25°C
Appearance	Bright yellow crystalline powder
Color	White to Light yellow to Light orange
Merck	14,3149
BRN	2044699
Storage Condition	2-8℃
Refractive Index	1.5678 (estimate)
MDL	MFCD00000349

Hazard Symbols	Xi - Irritant
Risk Codes	36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection
UN IDs	UN 3152 9/PG 2
WGK Germany	3
HS Code	29039990
Hazard Note	Irritant
Hazard Class	9
Packing Group	II

NIST chemical information

Last Update：2024-04-09 21:04:16

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