터페닐

터페닐 · 터페닐류 · TERPHENYLS · terphenyl · delowax s · delowax om · terbenzene · santowax r

식별자 및 물리적 특성

CAS No.	26140-60-3
분자식	C18H14
평균 분자량	230.3 g/mol
단동위원소 질량	230.10955045 g/mol
SMILES	c1ccc(-c2cccc(-c3ccccc3)c2)cc1
InChIKey	YJTKZCDBKVTVBY-UHFFFAOYSA-N
PubChem CID	7076
ChEMBL	CHEMBL3184163
EC No.	202-122-1
DTXSID	DTXSID2029117
현지명	터페닐

화학 및 물리적 성질

XLogP	5.6
극성 표면적	0
수소 결합 공여자 수	0
수소 결합 수용자 수	0
회전 가능 결합 수	2
무거운 원자 수	18
형식 전하	0
복잡도	208
물질 분류	Other Classes -> Terphenyls
SpringerMaterials Properties	Angular frequency
냄새	Faint, pleasant odor /Commercial terphenyl mixtures/
밀도	1.23 (NIOSH, 2024) - Denser than waterwill sink1.1-1.231.0829 (estimate)
Color/Form	YELLOW NEEDLES FROM ALCCrumbly, wax-like flakes at room temperature and light amber liquids above the melting point /Commercial terphenyl mixtures/Yellow solid.
용해도	Insoluble (NIOSH, 2024)SOL IN ALCOHOL, ETHER, BENZENE, ACETIC ACIDSparingly soluble in lower alcohols and glycolsvery soluble in common aromatic solvents.Water solubility = 1.51 mg/l at 25 °C
인화점	375 °F (NIOSH, 2024)191 °C375 °F (191 °C) (OPEN CUP)325-405 °F (open cup)(oc) 375 °F
끓는 점	689 °F at 760 mmHg (NIOSH, 2024)363 °C AT 760 MM HG630 °F307.3°C (rough estimate)
녹는점	192 °F (NIOSH, 2024)87 °C210-211 °C
증기압	0.01 mmHg at 200 °F (NIOSH, 2024)0.0000175 [mmHg]1.75X10-5 mm Hg extrapolated from experimentally-derived coefficients0.01 mmHg at 200 °F for M-, 0.09 mmHg at 200 °F for O-, very low for P-(200 °F): 0.01 mmHg
Food Contact Substances	FCS -> FDA Inventory of Food Contact Substances Listed in 21 CFR
Heat of Vaporization	64.2 kJ/mol
굴절률	1.5500 (estimate)
물리적 상태	Colorless or light yellow solids
유전율	2.3(21.0℃)
EPA	Terphenyl (26140-60-3)

화학적 성질

There are multiple isomeric terphenyls, all having the formula C6H5-C6H4-C6H5. Pure terphenyl is a white, crystalline solid. The commercial grades are light yellow. All three isomers are unusually stable toward heat.

안전 및 규제

GHS 분류	WarningH317 (13.6%): May cause an allergic skin reaction [Warning Sensitization, Skin]P261, P272, P273, P280, P302+P352, P321, P333+P317, P362+P364, P391, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 762 reports by companies from 11 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.This chemical does not meet GHS hazard criteria for 6.2% (3 of 48) of reports.
규제 정보	Chemical: TerphenylTerphenyl is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Terphenyl are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)1,1':3',1''-Terphenyl is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 1,1':3',1''-Terphenyl are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)Status: No longer Valid Update: 30-09-2010 https://echa.europa.eu/registration-dossier/-/registered-dossier/10393Terphenyls: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
화재 가능성	FIRE HAZARD: SLIGHT, WHEN EXPOSED TO HEAT OR FLAME.
건강 유해성	Excerpt from NIOSH Pocket Guide for m-Terphenyl:
유해성 요약	m-Terphenyl caused kidney injury in subchronic feeding studies in rats. Workers complained of eye and respiratory irritation after inhaling vapors of heated terphenyls. The TLV Basis for Terphenyls is upper respiratory tract and eye irritation[ACGIH] A skin, eye, and respiratory tract irritant[CAMEO]
반응성 그룹	Hydrocarbons, Aromatic
Special Reports	NIOSHTerphenyls: Preliminary Report of Plants and Processes. NTIS/PB83-105288 (1983). The characteristics and industrial uses of terphenyls are reviewed. The characteristics and industrial uses, production processes and worker exposure and toxicity /is provided in this review/.

용도

Coolant for heat exchange in nuclear reactors