Skip to Content
Merck
All Photos(5)

Key Documents

View All Documentation

Safety Information

447536

Sigma-Aldrich

2-Chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane

95%

Synonym(s):

Tetramethylethylene chlorophosphite

Sign Into View Organizational & Contract Pricing
All Photos(5)

About This Item

Empirical Formula (Hill Notation):
C6H12ClO2P
CAS Number:
14812-59-0
Molecular Weight:
182.59
MDL number:
MFCD00274239
UNSPSC Code:
12352005
PubChem Substance ID:
24868346
NACRES:
NA.22

Assay

95%

reaction suitability

reaction type: Buchwald-Hartwig Cross Coupling Reaction
reaction type: Heck Reaction
reaction type: Hiyama Coupling
reaction type: Negishi Coupling
reaction type: Sonogashira Coupling
reaction type: Stille Coupling
reaction type: Suzuki-Miyaura Coupling
reagent type: ligand

refractive index

n20/D 1.471 (lit.)

bp

81.5-82 °C/13 mmHg (lit.)

density

1.149 g/mL at 25 °C (lit.)

SMILES string

CC1(C)OP(Cl)OC1(C)C

InChI

1S/C6H12ClO2P/c1-5(2)6(3,4)9-10(7)8-5/h1-4H3

InChI key

WGPCXYWWBFBNSS-UHFFFAOYSA-N

Application

2-Chloro-4,4,5,5-tetramethyl-1,3,2-dioxaphospholane (TMDP) can be used:
  • As a reagent for the phosphitylation of alcohols and heteroatomic nucleophiles, resulting in the formation of useful glycosyl donors and ligands.
  • As a phosphitylation reagent to derivatize lignin samples for 31P NMR analysis.

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Supplementary Hazards

EUH014

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 4: Flammable liquids
Type 3 petroleums
Hazardous rank III
Water insoluble liquid

JAN Code

447536-5G:
447536-1G:
447536-BULK:
447536-VAR:

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BGBC5233V
BGBC4277V
BGBC4314V
BGBC4061V
BGBC4060V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Ethanol organosolv lignin-based rigid polyurethane foam reinforced with cellulose nanowhiskers
Li Y and Ragauskas AJ
Royal Society of Chemistry Advances, 2(8), 3347-3351 (2012)
Nontemplate-dependent polymerization processes: polyhydroxyalkanoate synthases as a paradigm
Stubbe J, et al.
Annual Review of Biochemistry, 74(22), 433-480 (2005)
Zafer Söyler et al.
ChemSusChem, 10(1), 182-188 (2016-11-23)
The transesterification of maize starch with olive oil or high oleic sunflower oil was studied under homogeneous conditions in the presence of 1,5,7-triazabicyclo[4.4.0]dec-5-ene (TBD) as catalyst. Most importantly, this method used two renewable resources directly, without any pretreatment or derivatization
One-pot synthesis of 2-deoxy-β-oligosaccharides
Pongdee R, et al.
Organic Letters, 3(22), 3523-3525 (2001)
Weisheng Yang et al.
International journal of biological macromolecules, 166, 1312-1319 (2020-11-09)
Most phenolic resins are synthesized with non-renewable petroleum-based phenol and formaldehyde, which have adverse effects on the environment and human health. To achieve green and sustainable production of phenolic resins, it is important to replace non-renewable toxic phenol and formaldehyde.
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service