Phthalide (Ref: BAY 96610)
Last updated: 10/09/2023
(Also known as: KF 32; TCP; fthalide)
The following alerts are based on the data in the tables below. An absence of an alert does not imply the substance has no implications for human health, biodiversity or the environment but just that we do not have the data to form a judgement.
Environmental fate
Ecotoxicity
Human health
A protectant fungicide mainly for the control of rice blast
Blast
Rice
-
Considered obsolete but may be available in some countries
1971
Not approved
Not applicable
No UK approval for use
EC Regulation 1107/2009 (repealing 91/414)
Not approved
Not applicable
Not applicable
Not applicable
Yes
ATAustria
BEBelgium
BGBulgaria
CYCyprus
CZCzech Republic
DEGermany
DKDenmark
EEEstonia
ELGreece
 
 
 
 
 
 
 
 
 
ESSpain
FIFinland
FRFrance
HRCroatia
HUHungary
IEIreland
ITItaly
LTLithuania
LULuxembourg
 
 
 
 
 
 
 
 
 
LVLatvia
MTMalta
NLNetherlands
PLPoland
PTPortugal
RORomania
SESweden
SISlovenia
SKSlovakia
 
 
 
 
 
 
 
 
 
ISIceland
NONorway
 
 
 
 
 
 
 
 
 
None
C₈H₂Cl₄O₂
C1C2=C(C(=C(C(=C2Cl)Cl)Cl)Cl)C(=O)O1
-
NMWKWBPNKPGATC-UHFFFAOYSA-N
InChI=1S/C8H6O2/c9-8-7-4-2-1-3-6(7)5-10-8/h1-4H,5H2
Yes
Cambridge Crystallographic Data Centre diagrams
Common Name
Relationship
Link
phthalide
-
Fungicide
Unclassified pesticide
-
-
Synthetic
Protective action, works by inhibiting melanin biosynthesis
27355-22-2
608-088-8
None allocated
-
5483872
No data found
271.91
4,5,6,7-tetrachloro-2-benzofuran-1(3H)-one
4,5,6,7-tetrachlorophthalide
4,5,6,7-tetrachloro-1(3H)-isobenzofuranone
-
-
Not applicable
Not applicable
Not applicable
16.1
-
Colourless crystalline solid
-
Obsolete - not thought to be commercially available for crop protection applications
-
2.5
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Low
8300
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Acetone
-
16800
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Benzene
-
1100
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Ethanol
-
14100
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Dioxane
-
209.5
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
-
-
-
-
-
-
-
-
-
-
1.02 X 1003
Calculated
-
3.01
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
High
-
-
-
-
-
-
1.77
Q2 Q = Miscellaneous data from online sources 2 = Unverified data of unknown source
-
-
-
-
-
0.003
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Low volatility
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Soil adsorption and mobility
-
Q2 Q = Miscellaneous data from online sources 2 = Unverified data of unknown source
Slightly mobile
724
Estimated
-
-
-
-
-
-
-
-
-
-
Cannot be calculated
-
-
-
-
-
-
-
-
-
-
-
-
-
-
None
Terrestrial ecotoxicology
> 10000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
Low
-
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
-
2000
-
-
-
-
-
-
-
-
-
-
-
-
-
2000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Low
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
> 400
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Apis mellifera
Low
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
320
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Cyprinus carpio
Low
-
-
-
40.0
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Daphnia magna
Moderate
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Selenastrum capricornutum
Low
-
-
-
-
-
-
-
-
-
HUMAN HEALTH AND PROTECTION
High (class III)
-
-
> 10000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
Low
10000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
-
4.1
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
-
Intraperitoneal LD₅₀ = 9780 mg kg⁻¹
Rat
-
Subcutaneous LD₅₀ > 10 g kg⁻¹
rat
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
May be absorbed through the skin
EU MRL pesticide database 
-
-
-
-
-
-
-
-
-
-
Carcinogen
Endocrine disruptor
No data found
A0 A = Chromosome aberration (EFSA database) 0 = No data
; B0 B = DNA damage/repair (EFSA database) 0 = No data
; C0 C = Gene mutation (EFSA database) 0 = No data
; D0 D = Genome mutation (EFSA database) 0 = No data
; E0 E = Unspecified genotoxicity type (miscellaneous data source) 0 = No data
No data found
Reproduction / development effects
Acetyl cholinesterase inhibitor
Neurotoxicant
No data found
XNo, known not to cause a problem
No data found
Respiratory tract irritant
Skin irritant
Skin sensitiser
✓Yes, known to cause a problem
?Possibly, status not identified
No data found
Eye irritant
Phototoxicant
 
✓Yes, known to cause a problem
No data found
 
No further information available
No information available
Health: H319
U (Unlikely to present an acute hazard)
-
-
-
phthalide
-
-
-
-
-
-
ftalid
-
-
-
-
Record last updated:
10/09/2023
Contact:
aeru@herts.ac.uk
Please cite as:
Lewis, K.A., Tzilivakis, J., Warner, D. and Green, A. (2016) An international database for pesticide risk assessments and management. Human and Ecological Risk Assessment: An International Journal , 22 (4), 1050-1064. DOI: 10.1080/10807039.2015.1133242