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381586

Sigma-Aldrich

Methyl 1-(butylcarbamoyl)-2-benzimidazolecarbamate

95%

Synonym(s):

Benomyl, NSC 263489

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About This Item

Empirical Formula (Hill Notation):
C14H18N4O3
CAS Number:
17804-35-2
Molecular Weight:
290.32
Beilstein/REAXYS Number:
825455
EC Number:
241-775-7
MDL number:
MFCD00084636
UNSPSC Code:
12352100
PubChem Substance ID:
24863827
NACRES:
NA.22

assay

95%

form

solid

mp

>300 °C (lit.)

functional group

amine

SMILES string

CCCCNC(=O)n1c(NC(=O)OC)nc2ccccc12

InChI

1S/C14H18N4O3/c1-3-4-9-15-13(19)18-11-8-6-5-7-10(11)16-12(18)17-14(20)21-2/h5-8H,3-4,9H2,1-2H3,(H,15,19)(H,16,17,20)

InChI key

RIOXQFHNBCKOKP-UHFFFAOYSA-N

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General description

Methyl 1-(butylcarbamoyl)-2-benzimidazolecarbamate (Benomyl) is widely employed for the treatment of various fungal diseases in agriculture. It has been reported as an active constituent of DuPont Benlate fungicidal formulations. Kinetics of the degradation of benomyl in various organic solvents has been investigated by spectrophotometric methods. N,N′-Dibutylurea (DBU) has been reported as the major metabolite of benomyl.

Application

Methyl 1-(butylcarbamoyl)-2-benzimidazolecarbamate may be used as standard reagent for the HPLC quantification of benomyl in water, sediment and biota samples.

signalword

Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Muta. 1B - Repr. 1B - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

target_organs

Respiratory system

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
MKCT5056
MKCQ1216
MKCL4436
MKCG8313
MKCC3036

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Kinetic study of reversible conversion of methyl 1-(butylcarbamoyl)-2-benzimidazolecarbamate (benomyl) to methyl 2-benzimidazolecarbamate (MBC) and n-butyl isocyanate (BIC) in organic solvents.
Chiba M and Cherniak EA.
Journal of Agricultural and Food Chemistry, 26(3), 573-576 (1978)
Jayne Aiken et al.
Cytoskeleton (Hoboken, N.J.), 77(3-4), 40-54 (2019-10-02)
The neuronal cytoskeleton performs incredible feats during nervous system development. Extension of neuronal processes, migration, and synapse formation rely on the proper regulation of microtubules. Mutations that disrupt the primary α-tubulin expressed during brain development, TUBA1A, are associated with a
J K Tolson et al.
Journal of agricultural and food chemistry, 47(3), 1217-1222 (1999-12-20)
Benomyl [methyl 1-(butylcarbamoyl)-2-benzimidazolecarbamate] is the active ingredient in DuPont Benlate fungicides. The formation of N, N'-dibutylurea (DBU), a phytotoxic degradation product of benomyl, in Benlate formulations was evaluated by analyzing Benlate samples maintained under simulated storage conditions and assessing the
A L Loyd et al.
PloS one, 13(7), e0199738-e0199738 (2018-07-19)
Ganoderma is a large, diverse and globally-distributed genus in the Basidiomycota that includes species causing a white rot form of wood decay on a variety of tree species. For the past century, many studies of Ganoderma in North America and
Analysis of benomyl by liquid chromatography/time-of-flight mass spectrometer and its occurrence in the environment.
Seo YC, et al.
Bull. Korean Chem. Soc., 23(3), 432-436 (2002)
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