but-1-ene; ethene

• ChemBase ID: 137098
• Molecular Formular: C6H12
• Molecular Mass: 84.15948
• Monoisotopic Mass: 84.09390038
• SMILES: CCC=C.C=C
• Canonical SMILES: CCC=C.C=C
• InChI: InChI=1S/C4H8.C2H4/c1-3-4-2;1-2/h3H,1,4H2,2H3;1-2H2
• InChIKey: WXCZUWHSJWOTRV-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: but-1-ene; ethene
• IUPAC Traditional name: 1-butene; ethylene
• Synonyms: Poly(ethylene-co-1-butene); 聚(乙烯-co-1-丁烯)

Database IDs

• CAS Number: 25087-34-7
• MDL Number: MFCD00217714
• PubChem SID: 162231363
• PubChem CID: 161478

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 1.9380126
• LogD (pH = 7.4): 1.9380126
• Log P: 1.9380126
• Molar Refractivity: 20.2503 cm^3
• Polarizability: 7.912242 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 1
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Melting Point: 60 °C
• Flash Point: 113 °C; 235.4 °F
• Density: 0.878 g/mL at 25 °C; 0.88 g/mL at 25 °C
• Transition Temperature: softening point 65 °C (Vicat, ASTM D 1525); softening point 72 °C (Vicat, 200g, ASTM D 1525); Tm 60 °C (DSC, peak)

Safety Information

• RTECS: EM9031000
• German water hazard class: 2
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Product Information

• Contains: antioxidant (varying amounts)
• Hardness: 25 (Shore D, ASTM D 2240); 30 (Shore D, ASTM 2240)
• Mw/Mn: ~2.0
• Elongation: ASTM D 412 - 620% (at break); ASTM D 412 - 840% (at break)
• Linear Formula: (CH2CH2)x[CH2CH(C2H5)]y
• Melt Index: 0.8 g/10 min (190°C/2.16kg); 3.0 g/10 min (190°C/2.16kg)

DETAILS

Sigma Aldrich - 434698

Features and Benefits
Linear copolymer.Exhibits plastic and elastic properties. Low temperature impact modifier, high clarity, reduces stress cracking and has low temperature heat sealability. Narrow molecular weight and composition distributions.
Application
Additive for polyethylene and polypropylene used in injection, extrusion and blow molding.

Sigma Aldrich - 434728

Features and Benefits
Linear copolymer.Exhibits plastic and elastic properties. Low temperature impact modifier, high clarity, reduces stress cracking and has low temperature heat sealability. Narrow molecular weight and composition distributions.
Packaging
1 kg in poly bottle
Application
Additive for polyethylene and polypropylene used in injection, extrusion and blow molding.