16505

Methyl trans-4-bromo-2-butenoate

technical, ≥90% (GC)

• Synonyma: Methyl 4-bromocrotonate
• Lineární vzorec: BrCH₂CH=CHCOOCH₃
• Číslo CAS: 6000-00-6
• Molekulová hmotnost: 179.01
• Beilstein/REAXYS Number: 1745755
• MDL number: MFCD00000246
• UNSPSC Code: 12352100
• PubChem Substance ID: 57647572
• NACRES: NA.22

Vlastnosti

• grade: technical
• assay: ≥90% (GC)
• contains: silver wool as stabilizer
• impurities: ~3% methyl cis-4-bromo-2-butenoate
• refractive index: n20/D 1.501
• bp: 70 °C/0.03 mmHg (lit.)
• density: 1.498 g/mL at 20 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: COC(=O)\C=C\CBr
• InChI: 1S/C5H7BrO2/c1-8-5(7)3-2-4-6/h2-3H,4H2,1H3/b3-2+
• Inchi Key: RWIKCBHOVNDESJ-NSCUHMNNSA-N

Popis

Application

Methyl trans-4-bromo-2-butenoate (Methyl 4-bromocrotonate) was used in the synthesis of highly substituted benzoxepines or benzopyrans and L-α-amino [4,5-³H]adipic acid.

Bezpečnostní informace

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 3
• flash_point_f: 197.6 °F
• flash_point_c: 92 °C
• ppe: Eyeshields, Gloves, type ABEK (EN14387) respirator filter