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Captan

This article is about the fungicide. Not to be confused with ethyl mercaptan, which is used as an odorant for liquefied petroleum gas or kapton, a type of plastic film.
Captan
Captan
Names
IUPAC name
(3aR,7aS)-2-[(Trichloromethyl)sulfanyl]-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.004.626 Edit this at Wikidata
KEGG
UNII
  • InChI=1S/C9H8Cl3NO2S/c10-9(11,12)16-13-7(14)5-3-1-2-4-6(5)8(13)15/h1-2,5-6H,3-4H2 checkY
    Key: LDVVMCZRFWMZSG-UHFFFAOYSA-N checkY
  • InChI=1/C17H19ClN2O3/c18-13-7-3-4-8-14(13)19-15(21)9-10-20-16(22)11-5-1-2-6-12(11)17(20)23/h3-4,7-8,11-12H,1-2,5-6,9-10H2,(H,19,21)/t11-,12-/m1/s1
    Key: PIBUBEBGJVBNLY-VXGBXAGGBJ
  • InChI=1/C9H8Cl3NO2S/c10-9(11,12)16-13-7(14)5-3-1-2-4-6(5)8(13)15/h1-2,5-6H,3-4H2
    Key: LDVVMCZRFWMZSG-UHFFFAOYAB
  • C1C=CC[C@H]2[C@@H]1C(=O)N(C2=O)SC(Cl)(Cl)Cl
  • ClC(Cl)(Cl)SN1C(=O)C2C/C=C\CC2C1=O
Properties
C9H8Cl3NO2S
Molar mass 300.58 g·mol−1
Appearance white solid; yellow powder (commercial)[1]
Density 1.74 g/cm3[2]
Melting point 178 °C (352 °F; 451 K) (decomposes)
Boiling point N/A
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
 combustible, potential occupational carcinogen[1]
NIOSH (US health exposure limits):
PEL (Permissible)
 none[1]
REL (Recommended)
 Ca TWA 5 mg/m3[1]
IDLH (Immediate danger)
 N.D.[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)

Captan is a general use pesticide (GUP) that belongs to the phthalimide class of fungicides. It is a white solid, although commercial samples appear yellow or brownish.[3]

  1. ^ a b c d e NIOSH Pocket Guide to Chemical Hazards. "#0099". National Institute for Occupational Safety and Health (NIOSH).
  2. ^ Captan (Icsc)
  3. ^ Franz Müller; Peter Ackermann; Paul Margot (2012). "Fungicides, Agricultural, 2. Individual Fungicides". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.o12_o06. ISBN 978-3527306732.

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