Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

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Substance profile

Pyraclostrobin

Pyraclostrobin is a white or light beige crystalline solid and is odorless.

CAS 175013-18-0 C19H18ClN3O4 387.8 g/mol Danger

01 · Identification

What Pyraclostrobin is

Pyraclostrobin is a white or light beige crystalline solid and is odorless. Its molecular formula is C19H18ClN3O4 and its molecular weight is 387.8 g/mol. It melts at 64.5 °C.

Under the GHS it carries the signal word Danger.

CAS number175013-18-0
EC number-
Index number613-272-00-6
Molecular formulaC19H18ClN3O4
Molecular weight387.8 g/mol

Other names for Pyraclostrobin

  • pyraclostrobin (ISO)
  • methyl N-{2-[1-(4-chlorophenyl)-1H-pyrazol-3-yloxymethyl]phenyl}(N-methoxy)carbamate

02 · GHS classification

Hazards and label elements

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Signal wordDanger
Hazard statements assigned to Pyraclostrobin
CodeHazard statement
H361d Suspected of damaging the unborn child.
H331 Toxic if inhaled.
H302 Harmful if swallowed.
H335 May cause respiratory irritation.
H373 May cause damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
H315 Causes skin irritation.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P260, P264, P270, P271, P273, P280, P301, P302, P304, P310, P312, P313, P314, P330, P332, P352, P391, P501

This page lists only the codes assigned to Pyraclostrobin. The full reference lives on the hazard statements hub, the precautionary statements hub and the GHS pictograms hub.

03 · Physical and chemical properties

Pyraclostrobin properties

Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.

Property Value Conditions Source
Melting point 64.45 °C (148 °F) range, midpoint shown HSDB
Density 1.285 g/cm³ at 20 °C HSDB
Solubility In water, 1.9 mg/L at 20 °C at 20 °C HSDB
Vapor pressure 1.95e-10 mmHg at 20 °C HSDB

Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.

04 · Handling and storage

Storing and handling Pyraclostrobin

Storage conditions

Store in original containers only. Keep container closed when not in use. DO NOT store near food or feed. /Headline/

Source: Hazardous Substances Data Bank (HSDB)

Planning storage for a mix of chemicals? Check Pyraclostrobin in the storage compatibility matrix →

Safety Data Sheet

Getting an SDS for Pyraclostrobin

A Safety Data Sheet is written for a product, not for a substance: the supplier of the grade you actually buy issues it, so two suppliers of Pyraclostrobin issue two different sheets. That is why there is no single authoritative SDS for a substance to download — what there is, is the job of collecting the sheets for the products you hold and keeping them current as suppliers revise them.

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