8.18715

Paraformaldehyde

for synthesis

• Sinónimos: Paraformaldehyde
• Fórmula lineal: (CH₂O)_n
• Número de CAS: 30525-89-4
• MDL number: MFCD00133991
• UNSPSC Code: 12352104
• NACRES: NA.22
• assay: ≥95% (acidimetric)
• technique(s): immunofluorescence: suitable
• vapor pressure: 1.93 hPa ( 25 °C)

Propiedades

• vapor pressure: 1.93 hPa ( 25 °C)
• Quality Level: 200
• assay: ≥95% (acidimetric)
• form: solid
• autoignition temp.: 300 °C
• potency: 592 mg/kg LD₅₀, oral (Rat)
• expl. lim.: 7-73 % (v/v)
• technique(s): immunofluorescence: suitable
• pH: 5.5 (20 °C in H₂O, saturated solution)
• mp: 100-130 °C
• density: 1.4 g/cm³ at 20 °C
• SMILES string: [O-]#[C+H2]
• InChI: 1S/CH2O/c1-2/h1H2
• InChI key: WSFSSNUMVMOOMR-UHFFFAOYSA-N

Descripción

Application

• Flame Retardants: Examines the use of paraformaldehyde in improving the performance of flame retardants without added antioxidants (P Sun, et al., 2024).

Linkage

Replaces: PX0055-3

Información de seguridad

• pictograms: GHS02,GHS05,GHS07,GHS08
• 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