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Phenyl (4,6-dimethoxy-2-pyrimidinyl)carbamate

CAS Number
89392-03-0
EC Number
406-600-2
Chemical Formula
C13H13N3O4
Molecular Weight
275.26 g/mol

Description

Phenyl (4,6-dimethoxy-2-pyrimidinyl)carbamate (CAS 89392-03-0 ) is a pyrimidine-based carbamate compound used primarily as a chemical intermediate in agrochemical and pharmaceutical synthesis. Its reactive carbamate moiety makes it a key building block for the production of sulfonylurea and related herbicide active ingredients. In agrochemical manufacturing, it serves as a core intermediate. It is used in the synthesis of sulfonylurea herbicides, which target acetolactate synthase in broadleaf weeds and grasses. This is a widely commercialized mode of action across cereal and rice crop protection products. Pharmaceutical producers use it as a synthetic precursor where controlled introduction of the dimethoxypyrimidine scaffold is required in drug candidate development. It is essential for specific drug sequences. Contract manufacturers and toll synthesizers source it for multi-step API intermediate sequences requiring a stable, isolable carbamate transfer agent. Its reactivity profile also suits research-scale synthesis programs. It is frequently used for evaluating novel heterocyclic compounds for biological screening. Phenyl (4,6-dimethoxy-2-pyrimidinyl)carbamate is typically supplied as a solid powder or crystalline material. It is available in technical grade for agrochemical intermediate use, with higher-purity specifications offered for pharmaceutical and research applications. Packaging ranges from laboratory quantities to bulk volumes. Contact us for supply of Phenyl (4,6-dimethoxy-2-pyrimidinyl)carbamate Request Quote

Other Names (Synonyms)

Carbamic acid, N-(4,6-dimethoxy-2-pyrimidinyl)-, phenyl ester | Tego Dispers 651 | phenyl N-(4,6-dimethoxypyrimidin-2-yl)carbamate | Phenyl N-(4,6-dimethoxy-2-pyrimidinyl)carbamate

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point119 °C
Boiling Point250°C[at 101 325 Pa]
Density1.317±0.06 g/cm3(Predicted)
AppearanceCrystalline Powder
ColorWhite to Orange to Green
Formpowder to crystal
Water Solubility61mg/L at 20℃
Vapor Pressure0.02Pa at 20℃
Log P2.1 at 25℃

Safety & Handling

Warning
GHS07· IrritantGHS09· Environment

Hazard Statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
H411Toxic to aquatic life with long lasting effects

Precautionary Statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P272Contaminated work clothing should not be allowed out of the workplace.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P317Get emergency medical help.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P391Collect spillage.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code2933599590
UN Number3077
ADR Class9
Packing GroupIII