Barban

Modify Date: 2025-08-26 08:11:56

Barban structure	Common Name	Barban
	CAS Number	101-27-9	Molecular Weight	258.101
	Density	1.4±0.1 g/cm3	Boiling Point	340.8±32.0 °C at 760 mmHg
	Molecular Formula	C₁₁H₉Cl₂NO₂	Melting Point	75-76ºC
	MSDS	Chinese USA	Flash Point	159.9±25.1 °C
	Symbol	GHS07, GHS09	Signal Word	Warning

Use of Barban

Barban is a selective herbicide for wild oats.

Name	barban
Synonym	More Synonyms

Density	1.4±0.1 g/cm3
Boiling Point	340.8±32.0 °C at 760 mmHg
Melting Point	75-76ºC
Molecular Formula	C₁₁H₉Cl₂NO₂
Molecular Weight	258.101
Flash Point	159.9±25.1 °C
Exact Mass	257.001038
PSA	38.33000
LogP	3.87
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.607

Barban MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: FD7700000

CHEMICAL NAME :: Carbanilic acid, m-chloro-, 4-chloro-2-butynyl ester

CAS REGISTRY NUMBER :: 101-27-9

BEILSTEIN REFERENCE NO. :: 2376181

LAST UPDATED :: 199706

DATA ITEMS CITED :: 13

MOLECULAR FORMULA :: C11-H9-Cl2-N-O2

MOLECULAR WEIGHT :: 258.11

WISWESSER LINE NOTATION :: G2UU2OVMR CG

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 :: 527 mg/kg

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

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 27400 mg/m3/4H

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 - rat

DOSE/DURATION :: >1600 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 :: Unreported

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 527 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 - mouse

DOSE/DURATION :: 322 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 :: 600 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 :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 23000 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 - guinea pig

DOSE/DURATION :: 240 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 :: Unreported

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 240 mg/kg

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

MUTATION DATA

TYPE OF TEST :: DNA repair

TEST SYSTEM :: Bacteria - Bacillus subtilis

DOSE/DURATION :: 20 ug/disc

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 40,19,1976 *** REVIEWS *** 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

Symbol	GHS07, GHS09
Signal Word	Warning
Hazard Statements	H302-H317-H410
Precautionary Statements	P273-P280-P501
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xn: Harmful;N: Dangerous for the environment;
Risk Phrases	R22
Safety Phrases	24-36/37-60-61
RIDADR	UN3077 9/PG 3
RTECS	FD7700000
HS Code	2924299013

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Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 33, p. 46 - 49,41 - 43

HS Code	2924299013
Summary	2924299013. VAT:17.0%. Tax rebate rate:9.0%. Supervision conditions:S(import or export registration certificate for pesticides). MFN tariff:6.5%. General tariff:30.0%

Synthesis of polyynes to model the sp-carbon allotrope carbyne.

Nature Chemistry 2(11) , 967-71, (2010)

Carbyne is an allotrope of carbon composed of sp-hybridized carbon atoms. Although its formation in the laboratory is suggested, no well-defined sample is described. Interest in carbyne and its potent...

Calcium-decorated carbyne networks as hydrogen storage media.

Nano Lett. 11(7) , 2660-5, (2011)

Among the carbon allotropes, carbyne chains appear outstandingly accessible for sorption and very light. Hydrogen adsorption on calcium-decorated carbyne chain was studied using ab initio density func...

The pressure tunning Raman and IR spectral studies on the multinuclear metal carbyne complexes.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 61(5) , 995-1000, (2005)

The Raman and infrared (IR) spectra of four tungsten metal carbyne complexes I, II, IV and V [Cl(CO)2(L)W[triple bond]CC6H4[triple bond](C[triple bond]CC6H4)n[triple bond]N[triple bond]C[triple bond]]...

Carbamic acid, N-(3-chlorophenyl)-, 4-chloro-2-butyn-1-yl ester

4-Chlorobut-2-yn-1-yl (3-chlorophenyl)carbamate

Chlorinat

EINECS 202-930-4

MFCD00045297

4-Chloro-2-butyn-1-yl (3-chlorophenyl)carbamate

4-chlorobut-2-ynyl N-(3-chlorophenyl)carbamate

N-(m-chlorophenyl)carbamic acid,4-chloro-2-butynyl ester

Karbin

4-chlorobut-2-ynyl 3-chlorocarbanilate

Carbine

4-chloro-2-butynyl 3-chlorocarbanilate

Barban

4-chloro-2-butynyl N-(m-chlorophenyl)carbamate

Carbin

Barbanate

4-Chlorobut-2-ynyl 3-chlorophenylcarbamate

Barbamate

Chlorinate

4-chloro-2-butynyl m-chlorocarbanilate

4-chloro-2-butyn-1-yl N-(3-chlorophenyl)carbamate

Barbane

Carbyne (herbicide)

Carbyne

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Barban
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Barban
Price: ￥668.0/100mg
Purity: 98.0%
Delivery: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

DC Chemicals Limited
China
Product Name: Barban
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Delivery: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

ShangHai DC Chemicals Co.,Ltd
China
Product Name: Barban
Price: ￥Inquiry/1g
Purity: 98.9%
Delivery: 1 Day
Contact: Tony Lai
Email: order@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Carbamic acid,N-(3-chlorophenyl)-, 4-chloro-2-butyn-1-yl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

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Synonyms

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