541508

2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide

95%

• Synonym(s): 2,2-Dimethyltrimethylene phosphorochloridate, 2-Chloro-2-oxo-5,5-dimethyl-1,3,2-dioxaphosphorinane, 2-Chloro-5,5-dimethyl-1,3,2λ5-dioxaphosphinan-2-one, 2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphinane 2-oxide, 2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinan-2-one, 2-Chloro-5,5-dimethyl-2-oxo-1,3,2-dioxaphosphorinane, 2-Chloro-5,5-dimethyl-2-oxodioxaphosphorinane, 5,5-Dimethyl-2-chloro-2-oxo-1,3,2-dioxaphosphorinane
• Empirical Formula (Hill Notation): C₅H₁₀ClO₃P
• CAS Number: 4090-55-5
• Molecular Weight: 184.56
• EC Number: 223-831-2
• MDL number: MFCD03425416
• UNSPSC Code: 12352100
• PubChem Substance ID: 24878541
• NACRES: NA.22

Properties

• assay: 95%
• mp: 97-102 °C (lit.)
• SMILES string: CC1(C)COP(Cl)(=O)OC1
• InChI: 1S/C5H10ClO3P/c1-5(2)3-8-10(6,7)9-4-5/h3-4H2,1-2H3
• InChI key: VZMUCIBBVMLEKC-UHFFFAOYSA-N

Description

General description

2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide is also referred to as 5,5-dimethyl-2-oxo-2-chloro-1,3,2-dioxaphosphinane (DMOCP). It can be prepared by reacting phosphorous oxychloride (in dry toluene) with 2,2-dimethyl-1,3-propane diol and triethyl amine.

Application

2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide may be used in the synthesis of 5,5-dimethyl-2-oxido-[1,3,2]-dioxaphosphorinane-2-yl-amino carboxylates and cyclic diguanosine monophosphate (c-di-GMP).

Safety Information

• pictograms: GHS05
• signalword: Danger
• hcodes: H314
• pcodes: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Skin Corr. 1B
• Storage Class: 8A - Combustible corrosive hazardous materials
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges