Difenacoum

Modify Date: 2024-01-11 12:12:16

Difenacoum Structure
Difenacoum structure
Common Name Difenacoum
CAS Number 56073-07-5 Molecular Weight 444.52000
Density 1.272 g/cm3 Boiling Point 612.8ºC at 760 mmHg
Molecular Formula C31H24O3 Melting Point 96-98°C
MSDS Chinese USA Flash Point 204.3ºC
Symbol GHS06 GHS08 GHS09
GHS06, GHS08, GHS09
Signal Word Danger

 Names

Name difenacoum
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.272 g/cm3
Boiling Point 612.8ºC at 760 mmHg
Melting Point 96-98°C
Molecular Formula C31H24O3
Molecular Weight 444.52000
Flash Point 204.3ºC
Exact Mass 444.17300
PSA 50.44000
LogP 7.02750
Index of Refraction 1.676

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GN4934500
CHEMICAL NAME :
Coumarin, 3-(3-(4-biphenylyl)-1,2,3,4-tetrahydro-1-naphthyl)-4- hydroxy-
CAS REGISTRY NUMBER :
56073-07-5
LAST UPDATED :
199707
DATA ITEMS CITED :
11
MOLECULAR FORMULA :
C31-H24-O3
MOLECULAR WEIGHT :
444.55
WISWESSER LINE NOTATION :
T66 BOVJ EQ D- GL66&TJ IR DR

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
680 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MRBUDF MARDI Research Bulletin. (MARDI, Secy., Publication Committee, POB 2301, Kuala Lumpur 01-02, Selangor, Malaysia) V.1- 1973- Volume(issue)/page/year: 12,194,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,276,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
800 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,276,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year: A146,1983
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - cat
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,276,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year: A146,1983
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,276,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - pig
DOSE/DURATION :
80 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JFAN "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc. of Chemistry, 1983-86 Volume(issue)/page/year: A146,1983
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year: 9,276,1991
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - chicken
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DEVEAA Defense des Vegetaux. (Federation Nationale des Groupements de Protection des Cultures, 149, rue de Bercy, 75595 Paris Cedex, 12, France) V.1- 1947- Volume(issue)/page/year: 32,27,1978
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - domestic
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
DEVEAA Defense des Vegetaux. (Federation Nationale des Groupements de Protection des Cultures, 149, rue de Bercy, 75595 Paris Cedex, 12, France) V.1- 1947- Volume(issue)/page/year: 32,27,1978

 Safety Information

Symbol GHS06 GHS08 GHS09
GHS06, GHS08, GHS09
Signal Word Danger
Hazard Statements H300-H372-H410
Precautionary Statements P264-P273-P301 + P310-P314-P501
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes T+, N
Risk Phrases R28;R48/25;R50/53
Safety Phrases S36/37-S45-S60-S61
RIDADR 3027
Packaging Group I
Hazard Class 6.1(a)

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 Synonyms

Difenacoum
Neosorexa
WBA 8107
Difenacoum [BSI:ISO]
MFCD01632770
Diphenacoum
4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one
EINECS 259-978-4
3-(3-[1,1’-biphenyl]-4-yl-1,2,3,4-tetrahydro-1-naphthalenyl)-4-hydroxy-2H-1-benzopyran-2-one
Difenakum [Czech]
3-[(1RS,3RS
1RS,3SR)-3-biphenyl-4-yl-1,2,3,4-tetrahydro-1-naphthyl]-4-hydroxycoumarin
3-[(1Ξ,3Ξ)-3-[1,1’-biphenyl]-4-yl-1,2,3,4-tetrahydronaphthalen-1-yl]-4-hydroxy-2H-1-benzopyran-2-one
Neosorexa PP580
Ratak