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Insecticides and acaricides

Isolan

Also known as Isolane, Saolan, Isolan (pesticide)

CAS 119-38-0Formula C10H17N3O2Molar mass 211.27 g/molEC 204-318-2
GHS signal word: Danger. Pictograms: Acute toxicity (severe)
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Isolan chemical structure, C10H17N3O2, CAS 119-38-0
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Colorless liquid
Boiling point
295 °C
Density
1.07 at 20 °C
Solubility
Miscible with water and most organic solvents
HS code
293319
Category
Insecticides and acaricides
UN number
UN 2992
Illustrative photo, clear liquid in sealed glass ampoules on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Isolan?

Plain description, key identifiers and synonyms

Isopropylmethylpyrazolyl dimethylcarbamate is a colorless liquid. Used as a systemic aphicide in Europe, insecticide. Currently of little commercial interest. Not registered as a pesticide in the U.S. (EPA, 1998)

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(5-methyl-2-propan-2-ylpyrazol-3-yl) N,N-dimethylcarbamate
CAS number
119-38-0 CAS number cross-checked
EC number
204-318-2
Molecular formula
C10H17N3O2
UNII
K7716TIH63
InChIKey
RNNBHZYEKNHLKT-UHFFFAOYSA-N
InChI
InChI=1S/C10H17N3O2/c1-7(2)13-9(6-8(3)11-13)15-10(14)12(4)5/h6-7H,1-5H3
SMILES (canonical and isomeric)
CC1=NN(C(=C1)OC(=O)N(C)C)C(C)C

Synonyms

  • Isolane
  • Saolan
  • Isolan (pesticide)
  • Isopropylmethylpyrazolyl dimethylcarbamate
  • OMS 62
  • 1-Isopropyl-3-methyl-5-pyrazolyl dimethylcarbamate
  • 1-Isopropyl-3-methylpyrazol-5-yl dimethylcarbamate
  • ENT 19,060
  • 5-Methyl-2-isopropyl-3-pyrazolyl dimethylcarbamate
  • 1-Isopropyl-3-methylpyrazolyl-(5)-dimethylcarbamate
  • Dimethylcarbamate d'L-isopropyl 3-methyl 5-pyrazolyle
  • Dimethyl-5-(1-isopropyl-3-methyl-pyrazolyl)-carbamate
  • Pyrazol-5-ol, 1-isopropyl-3-methyl-, dimethylcarbamate
  • (1-Isopropil-3-metil-1H-pirazol-5-il)-N,N-dimetil-carbammato
  • (1-Isopropyl-3-methyl-1H-pyrazol-5-yl)-N,N-dimethyl-carbamat
  • (1-Isopropyl-3-methyl-1H-pyrazol-5-yl)-N,N-dimethylcarbamaat
  • Carbamic acid, dimethyl-, 1-isopropyl-3-methylpyrazol-5-yl ester
  • Dimethylcarbamic acid 3-methyl-1-(1-methylethyl)-1H-pyrazol-5-yl ester
  • Carbamic acid, dimethyl-, 3-methyl-1-(1-methylethyl)-1H-pyrazol-5-yl ester
  • Dimethylcarbamic acid 1-isopropyl-3-methylpyrazol-5-yl ester
  • 1-isopropyl-3-methyl-5-pyrazolyldimethylcarbamate
  • 3-methyl-1-(propan-2-yl)-1H-pyrazol-5-yl N,N-dimethylcarbamate
  • Geigy G-23611
  • 1-Isopropyl-3-methyl-1H-pyrazol-5-yl dimethylcarbamate
  • (5-methyl-2-propan-2-ylpyrazol-3-yl) N,N-dimethylcarbamate
Show all 30 synonyms
  • 1-Isopropyl-3-methyl-5-pyrazolylester kyseliny dimethylkarbaminove
  • RCRA waste no. P192
  • Dimethyl-5-(L-isopropyl-3-methyl-pyrazolyl)-carbamate
  • Dimethylcarbamate de L-isopropyl 3-methyl 5-pyrazolyle
  • 1-Isopropyl-3-methyl-5-pyrazolyldimethyl carbamate

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Appearance
Colorless liquidexp.
Boiling point
295 °Cexp.
Density
1.07 at 20 °Cexp.
Solubility
Miscible with water and most organic solventsexp.
Vapour pressure
1.27 × 10⁻³ mm Hg at 25 °Cexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
211.27 g/molcalc.
Exact mass
211.1321 Dacalc.
LogP (octanol/water)
1.83calc.
Topological polar surface area
47.36 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
2calc.
Heavy atoms
15calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.6calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1cn[nH]c1

c1cn[nH]c1

1 ring, 5 atoms, the Pyrazole ring system.

40,521 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)

Hazard statements

  • H300Fatal if swallowed.
  • H310Fatal in contact with skin.
Precautionary statements (12)
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2992

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Isolan suppliers

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Isolan price

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Uses and applications

What the substance is used for, by industry and function

Systemic aphicide ... insecticide ... Currently of little commercial interest ... Not registered as a pesticide in the U.S. (USEPA/Pesticide Index 1985).

Contact, systemic and fumigant insecticide (Former).

How it is made

Prepared by treating the K salt of the enol form of 1-isopropyl-3-methyl-5-pyrazolone with dimethylcarbamoyl chloride

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 006-009-00-6

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Isolan is traded under.

HS 2933.19Indicative HS code

Compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the…

World exports in 2024
$3.44B
−22.6% vs 2023, imports $6.66B
2019 to 2024
Top exporters
  1. China21.6%
  2. Switzerland * partner reported20.5%
  3. Germany19.0%
Top importers
  1. Slovenia38.4%
  2. Portugal14.1%
  3. Brazil13.0%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Isolan is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Isolan, based on the data on this page

What is Isolan?

Isopropylmethylpyrazolyl dimethylcarbamate is a colorless liquid. Used as a systemic aphicide in Europe, insecticide. Currently of little commercial interest. Not registered as a pesticide in the U.S. (EPA, 1998)

What is the CAS number of Isolan?

The CAS registry number of Isolan is 119-38-0.

What is the molecular formula and weight of Isolan?

The molecular formula of Isolan is C10H17N3O2 and its molar mass is 211.27 g/mol.

What is Isolan used for?

Systemic aphicide ... insecticide ... Currently of little commercial interest ... Not registered as a pesticide in the U.S. (USEPA/Pesticide Index 1985). Contact, systemic and fumigant insecticide (Former).

Is Isolan hazardous?

Isolan carries the GHS signal word "Danger". Main hazards: fatal if swallowed, fatal in contact with skin. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Isolan?

Isolan is usually classified under HS code 293319 (Compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Isolan?

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What is the price of Isolan?

Suppliers quote Isolan on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Isolan

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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