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18039-42-4

18039-42-4 structure

18039-42-4 structure

Name: 5-Phenyl-1H-tetrazole
Chemical Name: 5-Phenyltetrazole
CAS Number: 18039-42-4
Molecular Formula: C₇H₆N₄
Molecular Weight: 146.149
Catalog: Chemical reagent Organic reagent Aromatic hydrocarbon
Create Date: 2018-08-27 21:05:53
Modify Date: 2026-06-30 18:54:31

Name	5-Phenyltetrazole
Synonyms	5-Phenyltetrazole, R 1H-tetrazoL 5-PHENYTETRAZOLE 5-phenyl-2H-tetraazole 5-PT 5-PHENYL-2H-TETRAZOLE EINECS 241-950-8 (1H-tetrazol-5-yl)benzene 5-PHENYLTETRAZOLE 5-Phenyl-1H-tetrazole1 5-phenyl-tetrazole expandex5pt 5-phenyl-1H-Tetrazole 5-phenyl-1h-tetrazol 5-phenyl-1h-tetrazole 5-phenyltetrazole Acrylamide Impurity 20 MFCD01451271 5-PHENYL-1H-TETRAZOLE 18-4 ma1623 T-CHEM-BB B016094 Phenyl-1H-Tetrazole 5-PHENYL-1H-TETRAZOLE(5-PH)(5-PHENYLTETRAZOLE) 1-Phenyl-1H-tetrazole 1H-Tetrazole, 5-phenyl 5-phenyl-1,2,3,4-tetrazole 5-Phenyl-1H-tetraazole 5-phenyl-1h-tetrazol 5-PHENYL-1H-1,2,3,4-TETRAZOLE 5-PHENYLTETRAZOLE Extra 5-phenyl-1H-1,2,3,4-tetrazole 5-Phenyltetrazole> 5-Ph-1H-tetrazole 5-Phenyltetrazole(5-phenyl-1H-tetrazole) 5-Phenyl-2H-tetraazole expandexox5pt kempore50xpt 5-phenyl-tetrazol 5-Phenytetrazole (5-PT) 5-Phenyltetrazolium 5-Phenyltetrazole SynonyMs 5-Phenyl-1H-Tetrazole 1-phenyltetrazole 1H-Tetrazole,1-phenyl 5-PT 5-Phenyltetrazole 5-PHENYL-1H-TETRAZOLE 5-Pheny1-Tetrazole MA 1623 5-Phenyltetrazole(5-Ph) phenyltetrazole 2H-Tetrazole, 5-phenyl

Density	1.3±0.1 g/cm3
Boiling Point	330.5±25.0 °C at 760 mmHg
Melting Point	216 °C (dec.)(lit.)
Molecular Formula	C₇H₆N₄
Molecular Weight	146.149
Flash Point	161.3±16.1 °C
Exact Mass	146.059250
PSA	54.46000
LogP	1.65
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.619
Storage condition	Flammables area

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XF7538750

CHEMICAL NAME :: 1H-Tetrazole, 5-phenyl-

CAS REGISTRY NUMBER :: 18039-42-4

LAST UPDATED :: 199710

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C7-H6-N4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1901 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570992

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 890 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570992 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3890 mg/kg/10D-C

TOXIC EFFECTS :: Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight Blood - hemorrhage

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570992

Hazard Codes	F:Flammable
Risk Phrases	R11;R22;R44
Safety Phrases	S36-S37/39-S26-S16
WGK Germany	3
RTECS	XF7538750
HS Code	2933990090

Precursor 10
100-47-0 622-32-2 932-90-1 536-74-3
65103-37-9 165670-57-5 73096-42-1 59016-93-2
100-52-7 87199-17-5
DownStream 10
50907-23-8 3393-96-2 3278-14-6 33575-83-6
93-89-0 143826-23-7 4073-72-7 1485-72-9
14093-97-1 144873-97-2

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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