158127

Paraformaldehyde

powder, 95%

• Sinónimos: Polyoxymethylene
• Fórmula lineal: HO(CH₂O)_nH
• Número de CAS: 30525-89-4
• Peso molecular: 30.03 (as monomer)
• MDL number: MFCD00133991
• UNSPSC Code: 12352100
• PubChem Substance ID: 24849719
• NACRES: NA.21

Propiedades

• vapor density: 1.03 (vs air)
• Quality Level: 200
• vapor pressure: <1.45 mmHg ( 25 °C)
• assay: 95%
• form: powder
• autoignition temp.: 572 °F
• expl. lim.: 73 %
• mp: 120-170 °C (lit.)
• density: 0.88 g/mL at 25 °C (lit.)
• storage temp.: 2-8°C
• InChI: 1S/CH2O/c1-2/h1H2
• InChI key: WSFSSNUMVMOOMR-UHFFFAOYSA-N

Descripción

General description

Paraformaldehyde is also referred as polyoxymethylene. It participates as an external CO source in the synthesis of aromatic aldehydes and esters.

Other Notes

2024 CiteAb Award Winner for Supplier Succeeding in Parkinson′s Research

Información de seguridad

• pictograms: GHS02,GHS08,GHS05,GHS07
• signalword: Danger
• hcodes: H228,H302 + H332,H315,H317,H318,H335,H341,H350
• pcodes: P210 - P280 - P301 + P312 - P304 + P340 + P312 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Carc. 1B - Eye Dam. 1 - Flam. Sol. 2 - Muta. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 4.1B - Flammable solid hazardous materials
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges