Nitrapyrin
Last updated: 19/01/2023
(Also known as: BRN 1618997)
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
Nitrogen stabiliser used on inhibit the nitrification of ammonium-N to nitrate-N in the soil
-
Corn; Cotton; Rice; Sorghum; Strawberries; Wheat
-
-
1974
Not approved
Not applicable
No UK approval for use
EC Regulation 1107/2009 (repealing 91/414)
Not approved
Not applicable
Not applicable
Not applicable
No
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
 
 
 
 
 
 
 
 
 
None
C₆H₃Cl₄N
C1=CC(=NC(=C1)Cl)C(Cl)(Cl)Cl
-
DCUJJWWUNKIJPH-UHFFFAOYSA-N
InChI=1S/C6H3Cl4N/c7-5-3-1-2-4(11-5)6(8,9)10/h1-3H
Yes
Cambridge Crystallographic Data Centre diagrams
Common Name
Relationship
Link
nitrapyrin
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Bactericide
Unclassified pesticide
-
-
Synthetic
Inhibits the nitrification of ammoniacal and urea nitrogen fertilizer in the soil by bacteria
1929-82-4
217-682-2
None allocated
069203
9414
006-057-00-8
230.91
2-chloro-6-(trichloromethyl)pyridine
2-chloro-6-trichloromethylpyridine
2-chloro-6-(trichloromethyl)pyridine
-
-
Not applicable
Not applicable
Not applicable
Not applicable
-
White crystalline solid
40
Low
300000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Ethanol
-
1980
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Acetone
-
1850
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Dichloromethane
-
1040
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Xylene
-
62.7
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
-
-
-
-
-
-
-
93
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
(closed cup)
-
2.09 X 1003
Calculated
-
3.32
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
High
-
-
-
-
-
-
1.55
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
-
-
-
-
-
0.045
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Low volatility
1.42
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Moderately volatile
-
-
-
-
-
-
-
10
Non-persistent
-
-
-
6.4
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Non-persistent
-
-
-
-
-
-
-
-
-
General literature DT₅₀ 3-35 days; US sources: DT₅₀ 10 days (US3)
-
-
-
-
-
-
-
-
9.4
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Moderately fast
-
7.4
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Non-persistent
Not sensitive to pH
-
-
-
-
-
-
Soil adsorption and mobility
-
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Non-mobile
4675
General literature Koc range 250-9100 mL g⁻¹; US sources: 550 mL g⁻¹ (US3, DW4)
-
-
-
-
-
-
-
0.27
Calculated
Low leachability
5.48 X 10-03
Calculated
-
-
Medium
Calculated
-
Non-mobile
Calculated
-
-
-
-
-
-
None
Terrestrial ecotoxicology
713
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Mouse
Moderate
15.0
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
High
-
-
-
-
-
> 118
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Meleagris gallopavo
Moderate
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
> 6.5
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Oncorhynchus mykiss
Moderate
-
-
-
> 2.2
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Daphnia magna
Moderate
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.92
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Pseudokirchneriella subcapitata
Moderate
-
-
-
-
-
-
-
-
-
HUMAN HEALTH AND PROTECTION
High (class III)
-
-
713
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Mouse
Moderate
2830
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat (solid)
-
2.75
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
-
-
-
-
3.0
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
EU MRL pesticide database 
-
-
-
-
-
-
-
-
-
-
Carcinogen
Endocrine disruptor
?Possibly, status not identified
A3 A = Chromosome aberration (EFSA database) 3 = Negative
; 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
XNo, known not to cause a problem
XNo, known not to cause a problem
No data found
Respiratory tract irritant
Skin irritant
Skin sensitiser
✓Yes, known to cause a problem
✓Yes, known to cause a problem
No data found
Eye irritant
Phototoxicant
 
✓Yes, known to cause a problem
No data found
 
Harmful if swallowed Liver and kidney toxicant USEPA - some evidence to suggest possible human carcinogen
No information available
Health: H302 Environment: H411
III (Slightly hazardous)
-
-
nitrapyrin
nitrapyrine
Nitrapyrin
-
-
nitrapirin
-
nitrapiryna
-
-
-
Record last updated:
19/01/2023
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