Picloram

Modify Date: 2025-08-20 16:07:49

Picloram structure	Common Name	Picloram
	CAS Number	1918-02-1	Molecular Weight	241.459
	Density	1.8±0.1 g/cm3	Boiling Point	420.5±45.0 °C at 760 mmHg
	Molecular Formula	C₆H₃Cl₃N₂O₂	Melting Point	200 °C (dec.)(lit.)
	MSDS	Chinese USA	Flash Point	208.1±28.7 °C
	Symbol	GHS07	Signal Word	Warning

Use of Picloram

Picloram is an auxinic herbicide that is widely used for controlling broad leaf weeds[1].

Name	picloram
Synonym	More Synonyms

Description	Picloram is an auxinic herbicide that is widely used for controlling broad leaf weeds[1].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
References	[1]. Praveen K Kathare , et al. Arabidopsis PIC30 Encodes a Major Facilitator Superfamily Transporter Responsible for the Uptake of Picolinate Herbicides. Plant J. 2020 Apr;102(1):18-33.

Density	1.8±0.1 g/cm3
Boiling Point	420.5±45.0 °C at 760 mmHg
Melting Point	200 °C (dec.)(lit.)
Molecular Formula	C₆H₃Cl₃N₂O₂
Molecular Weight	241.459
Flash Point	208.1±28.7 °C
Exact Mass	239.926010
PSA	76.21000
LogP	2.94
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.677
Water Solubility	420 mg/L

Picloram MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TJ7525000

CHEMICAL NAME :: Picolinic acid, 4-amino-3,5,6-trichloro-

CAS REGISTRY NUMBER :: 1918-02-1

BEILSTEIN REFERENCE NO. :: 0479075

LAST UPDATED :: 199712

DATA ITEMS CITED :: 49

MOLECULAR FORMULA :: C6-H3-Cl3-N2-O2

MOLECULAR WEIGHT :: 241.46

WISWESSER LINE NOTATION :: T6NJ BVQ CG DZ EG FG

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 :: 8200 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

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

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >4 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - duck

DOSE/DURATION :: >2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 7 gm/kg/2W-C

TOXIC EFFECTS :: Liver - changes in liver weight

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 27300 mg/kg/13W-C

TOXIC EFFECTS :: Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 10920 mg/kg/26W-C

TOXIC EFFECTS :: Liver - changes in liver weight

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 73 gm/kg/1Y-C

TOXIC EFFECTS :: Liver - changes in liver weight

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2100 mg/kg/21D-I

TOXIC EFFECTS :: Liver - changes in liver weight Endocrine - changes in spleen weight

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 208 mg/kg/80W-C

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Endocrine - tumors Endocrine - thyroid tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 340 gm/kg/80W-C

TOXIC EFFECTS :: Tumorigenic - neoplastic by RTECS criteria Endocrine - tumors Endocrine - thyroid tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 208 gm/kg/80W-C

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 416 gm/kg/80W-C

TOXIC EFFECTS :: Tumorigenic - neoplastic by RTECS criteria Liver - tumors Endocrine - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 417 gm/kg/80W-C

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Endocrine - tumors Endocrine - thyroid tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 5 gm/kg

SEX/DURATION :: female 6-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 7500 mg/kg

SEX/DURATION :: female 6-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - urogenital system

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Yeast - Saccharomyces cerevisiae

DOSE/DURATION :: 100 mg/L

REFERENCE :: TGANAK Tsitologiya i Genetika. Cytology and Genetics. For English translation, see CYGEDX. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1967- Volume(issue)/page/year: 18,455,1984 *** REVIEWS *** ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 10 mg/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 IARC Cancer Review:Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 53,481,1991 IARC Cancer Review:Human No Available Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 53,481,1991 IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 53,481,1991 TOXICOLOGY REVIEW DTTIAF Deutsche Tieraerztliche Wochenschrift. (Hanover, Fed. Rep. Ger.) V.1-77, 1893-1970. Volume(issue)/page/year: 80,485,1973 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 OSHA PEL (Gen Indu):8H TWA 15 mg/m3, total dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Gen Indu):8H TWA 5 mg/m3, respirable fraction CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 15 mg/m3, total dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Construc):8H TWA 5 mg/m3, respirable fraction CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 15 mg/m3, total dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Shipyard):8H TWA 5 mg/m3, respirable fraction CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 10 mg/m3;STEL 20 mg/m3 JAN 1993 OEL-BELGIUM:TWA 10 mg/m3;STEL 20 mg/m3 JAN 1993 OEL-FINLAND:TWA 10 mg/m3;STEL 20 mg/m3 JAN 1993 OEL-FRANCE:TWA 10 mg/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 10 mg/m3 JAN 1993 OEL-RUSSIA:STEL 2 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 10 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 10 mg/m3;STEL 10 mg/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83786 No. of Facilities: 12 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 72 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83786 No. of Facilities: 45 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 314 (estimated)

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H319
Precautionary Statements	P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi
Risk Phrases	R36:Irritating to the eyes.
Safety Phrases	S26
RIDADR	NONH for all modes of transport
WGK Germany	2
RTECS	TJ7525000

Aqueous ammonia

CAS#:1336-21-6

3,4,5,6-Tetrach...

CAS#:17824-83-8

Picloram

CAS#:1918-02-1

Literature: The Dow Chemical Company Patent: US4336384 A1, 1982 ;

4-AMINO-3,5,6-T...

CAS#:5005-62-9

~91%

2,3,5-Trichloro...

CAS#:28443-69-8

Picloram

CAS#:1918-02-1

Literature: Litvineneko, G. S.; Ovchinnikov, V. G.; Lobanova, I. A.; Maksimenko, N. M.; Zatsarevnyi, V. M. J. Appl. Chem. USSR (Engl. Transl.), 1992 , vol. 65, # 5 p. 1008 - 1016,824 - 830

Precursor 3
CAS#:1336-21-6 Aqueous ammonia CAS#:17824-83-8 3,4,5,6-Tetrach... CAS#:5005-62-9 4-AMINO-3,5,6-T...
DownStream 3
CAS#:150114-71-9 Aminopyralid CAS#:100047-36-7 4-Aminopyridine... CAS#:14143-55-6 METHYL 4-AMINO-...

Quantitative structure-activity relationship and complex network approach to monoamine oxidase A and B inhibitors.

J. Med. Chem. 51 , 6740-51, (2008)

The work provides a new model for the prediction of the MAO-A and -B inhibitor activity by the use of combined complex networks and QSAR methodologies. On the basis of the obtained model, we prepared ...

Characterization of tub4(P287L) , a β-tubulin mutant, revealed new aspects of microtubule regulation in shade.

J. Integr. Plant Biol. 57 , 757-69, (2015)

When sun plants, such as Arabidopsis thaliana, are under canopy shade, elongation of stems/petioles will be induced as one of the most prominent responses. Plant hormones mediate the elongation growth...

GH3 expression and IAA-amide synthetase activity in pea (Pisum sativum L.) seedlings are regulated by light, plant hormones and auxinic herbicides.

J. Plant Physiol. 170(4) , 361-8, (2013)

The formation of auxin conjugates is one of the important regulatory mechanisms for modulating IAA action. Several auxin-responsive GH3 genes encode IAA-amide synthetases that are involved in the main...

4-Amino-3,5,6-trichloropyridine-2-carboxylic acid

2-Pyridinecarboxylic acid, 4-amino-3,5,6-trichloro-

Tordon

4-Amino-3,5,6-trichloropicolinic acid,4-Amino-3,5,6-trichloropyridine-2-carboxylic acid,Picloram

4-Amino-3,5,6-trichlor-2-pyridinmethanol

MFCD00012101

T6NJ BVQ CG DZ EG FG

Picolinic acid, 4-amino-3,5,6-trichloro-

4-Amino-3,5,6-trichloro-2-pyridinecarboxylic acid

3,5,6-trichloro-4-amino-picolinic acid

EINECS 217-636-1

Picloram

4-Amino-3,5,6-trichloropicolinic Acid

2-Pyridinemethanol,4-amino-3,5,6-trichloro

ATCP

Grazon

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China
Product Name: Palmitic acid
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Picloram
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China
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: picloram
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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