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Nomination Summary for Chemicals with TLVs (N81102)

Nominated Substances: Allyl propyl disulfide, 2-Aminopyridine, tert-Butyl chromate, o-sec-Butylphenol, tert-Butyltoluene, o-Chlorobenzalmalononitrile (CS), Chlorostyrene, 2-Chloro-6-(trichloromethyl)pyridine, 2-(Dibutylamino)ethanol, 1,1-Dichloro-1-nitroethane, Divinylbenzene, Ethylidenenorbornene, N-Ethylmorpholine, Formamide, Hexachloronaphthalene, Isophorone diisocyanate, N-Isopropylaniline, Methacrylonitrile, Methyl 2-cyanoacrylate, Methyl demeton, Methylenebis(4-cyclohexyl isocyanate), N-Methyl-2-pyrrolidone, Octachloronaphthalene, Phenothiazine, Phenylphosphine, Piperazine dihydrochloride, 2-Pivalyl-1,3-indandione, Tetrachloronaphthalene, Tetraethyldithiopyrophosphate, Tetramethylsuccinonitrile, Triphenylamine

Nomination Date: 08/00/1981

Nominator: NIOSH

Rationale: Assess mutagenic activity of group of chemicals with tlvs to determine which chemicals should be tested in chronic studies.

NTP Principles: Pre 1993 - 3

Agents and Status

The following information relates to the specific agent and may include history from earlier or later nominations for this same agent.

CASRN: 2179-59-1

Agent Name: Allyl propyl disulfide

CASRN: 504-29-0

Agent Name: 2-Aminopyridine

CASRN: 89-72-5

Agent Name: o-sec-Butylphenol

CASRN: 2698-41-1

Agent Name: o-Chlorobenzalmalononitrile (CS)

CASRN: 1929-82-4

Agent Name: 2-Chloro-6-(trichloromethyl)pyridine

CASRN: 102-81-8

Agent Name: 2-(Dibutylamino)ethanol

CASRN: 594-72-9

Agent Name: 1,1-Dichloro-1-nitroethane

CASRN: 1321-74-0

Agent Name: Divinylbenzene

CASRN: 16219-75-3

Agent Name: Ethylidenenorbornene

CASRN: 100-74-3

Agent Name: N-Ethylmorpholine

CASRN: 75-12-7

Agent Name: Formamide

CASRN: 4098-71-9

Agent Name: Isophorone diisocyanate

CASRN: 768-52-5

Agent Name: N-Isopropylaniline

CASRN: 126-98-7

Agent Name: Methacrylonitrile

CASRN: 137-05-3

Agent Name: Methyl 2-cyanoacrylate

CASRN: 872-50-4

Agent Name: N-Methyl-2-pyrrolidone

CASRN: 2234-13-1

Agent Name: Octachloronaphthalene

CASRN: 92-84-2

Agent Name: Phenothiazine

CASRN: 83-26-1

Agent Name: 2-Pivalyl-1,3-indandione

CASRN: 3689-24-5

Agent Name: Tetraethyldithiopyrophosphate

CASRN: 3333-52-6

Agent Name: Tetramethylsuccinonitrile

CASRN: 603-34-9

Agent Name: Triphenylamine