460931

Neopentyl chloroformate

97%

• Synonym(s): 2,2-Dimethylpropyl chloroformate
• Linear Formula: (CH₃)₃CCH₂OCOCl
• CAS Number: 20412-38-8
• Molecular Weight: 150.60
• Beilstein: 506655
• MDL number: MFCD00274354
• UNSPSC Code: 12352100
• PubChem Substance ID: 24869774
• NACRES: NA.22

Properties

• vapor pressure: −0.65 psi ( 20 °C)
• Assay: 97%
• refractive index: n20/D 1.410 (lit.)
• bp: 55 °C/36 mmHg (lit.)
• density: 1.003 g/mL at 25 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: CC(C)(C)COC(Cl)=O
• InChI: 1S/C6H11ClO2/c1-6(2,3)4-9-5(7)8/h4H2,1-3H3
• InChI key: JUUBFHLPTCPVBO-UHFFFAOYSA-N

Description

General description

Neopentyl chloroformate, a branched primary alkyl chloroformate, is a useful protecting agent during peptide synthesis.

Application

Neopentyl chloroformate was used in the preparation of mixture of 11,12-dimethyltetradecanoic acid and 11-ethyl-12-methyltridecanoic acid.

Safety Information

• Pictograms: GHS02,GHS06,GHS05
• Signal Word: Danger
• Hazard Statements: H226,H314,H331
• Precautionary Statements: P210 - P233 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Inhalation - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 89.6 °F - closed cup
• Flash Point(C): 32 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves