PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Coumaphos 56-72-4 2783
14.01
14.02
11.00
6.00
7.01
7.00
4.01
11.01
4.05
4.08
Formula Synonyms
C14.H16.Cl.O5.P.S COUMAPHOS, PHOSPHOROTHIOIC ACID, O,O-DIETHYL ESTER, O-ESTER WITH 3-CHLO, PHOSPHOROTHIOIC ACID, O-(3-CHLORO- 4-METHYL-2-OXO-2H-1-BENZO, RESISTOX, RESITOX, SUNTOL, UMBELLIFERONE, 3-CHLORO-4-METHYL-, O,O-DIETHYL PHOSPHOROTHIO, UMBETHION, 3-CHLORO- 7-HYDROXY-4-METHYL-COUMARIN O-ESTER WITH O,O-DIETH, 3-CHLORO-4-METHYL-7-COUMARINYL DIETHYL PHOSPHOROTHIOATE, 3-CHLORO-4-METHYL-7-HYDROXYCOUMARIN DIETHYL THIOPHOSPHORIC A, 3-CHLORO-4-METHYLUMBELLIFERONE O-ESTER WITH O,O-DIETHYL PHOS, 3-CHLORO-7-HYDROXY-4-METHYL-COUMARIN O,O-DIETHYL PHOSPHOROTH, 3-CHLORO-7-HYDROXY-4-METHYL-COUMARIN, O-ESTER WITH O,O-DIETH, AGRIDIP, ASUNTHOL, ASUNTOL, AZUNTHOL, BAY 21/199, BAYER 21/199, BAYMIX, BAYMIX 50, BENZOPYRAN-7-YL) PHOSPHOROTHIOATE, CO-RAL, COUMAFOS, COUMAPHOS (DOT FRENCH), COUMARIN, 3-CHLORO-7-HYDROXY-4-METHYL-, O-ESTER WITH O,O-DIE, CUMAFOS (DOT SPANISH), DIETHYL 3-CHLORO-4-METHYLUMBELLIFERYL THIONOPHOSPHATE, DIETHYL THIOPHOSPHORIC ACID ESTER OF 3-CHLORO-4-METHYL- 7-HY, DIOLICE, ENT 17,957, MELDANE, MELDANE, MELDONE, MUSCATOX, NCI-C08662, MELDONE, MUSCATOX, MUSCOTOX, NA 2783, NCI-C08662, O,O-DIETHYL, O,O-DIETHYL 3-CHLORO-4-METHYL-7-UMBELLIFERONE THIOPHOSPHATE, O,O-DIETHYL O-(3-CHLORO-4- METHYLUMBELLIFERYL) PHOSPHOROTHIO, O,O-DIETHYL O-(3-CHLORO-4-METHYL-2-OXO-2H-BENZOPYRAN-7-YL) P, O,O-DIETHYL O-(3-CHLORO-4-METHYL-2-OXO-2H-BENZOPYRAN-7-YL)PH, O,O-DIETHYL O-(3-CHLORO-4-METHYL-7-COUMARINYL) PHOSPHOROTHIO, O,O-DIETHYL O-(3-CHLORO-4-METHYL-7-COUMARINYL)PHOSPHOROTHIOA, O,O-DIETHYL O-(3-CHLORO-4-METHYLCOUMARINYL-7) THIOPHOSPHATE, O,O-DIETHYL O-(3-CHLORO-4-METHYLUMBELLIFERONE) THIOPHOSPHATE, O-(3-CHLORO-4-METHYL-2-OXO-(2H)-1-, O-3-CHLORO-4-METHYL-7-COUMARINYL O,O-DIETHYL PHOSPHOROTHIOAT, PERIZIN
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
362.78 S 95 0.000000097 20 1.47 @ 20°C
PAC Values
PAC Values (Original Units: mg/m3)
PAC-1 PAC-2 PAC-3
0.27 3 13
Converted PAC Values (ppm)
PAC-1 PAC-2 PAC-3
0.018 0.20 0.88
Technical Basis
No technical basis available
References
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PAC values marked with a subscript "A" correspond to 60-minute AEGL values.
PAC values marked with a subscript "E" correspond to ERPG values.
PAC values marked by * are >= 10% lower explosive limit (LEL) but < 50% LEL.
PAC values marked by ** are > 50% LEL but < 100% LEL.
PAC values marked by *** are >= LEL.