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43120

Sigma-Aldrich

Chloro(methyl)diphenylsilane

purum, ≥95.0% (GC)

Synonym(s):

Chloro-diphenyl-methylsilane, DPMSCl, Diphenylmethylchlorosilane, Methyldiphenylchlorosilane

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About This Item

Linear Formula:
CH3Si(C6H5)2Cl
CAS Number:
144-79-6
Molecular Weight:
232.78
Beilstein:
2937445
EC Number:
205-639-0
MDL number:
MFCD00000498
UNSPSC Code:
12352002
PubChem Substance ID:
329756309

vapor pressure

3 mmHg ( 125 °C)

grade

purum

Assay

≥95.0% (GC)

refractive index

n20/D 1.574 (lit.)

bp

295 °C (lit.)

density

1.107 g/mL at 25 °C (lit.)

SMILES string

C[Si](Cl)(c1ccccc1)c2ccccc2

InChI

1S/C13H13ClSi/c1-15(14,12-8-4-2-5-9-12)13-10-6-3-7-11-13/h2-11H,1H3

InChI key

OJZNZOXALZKPEA-UHFFFAOYSA-N

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Other Notes

Protecting group for alcohols; The silyl ethers can be selectively cleaved with sodium azide in the presence of other silyl ethers (TBDMS, TBDPS); C-Silylation of ester enolates

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 1

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

43120-50ML:
43120-VAR:
43120-BULK:
43120-10ML:

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Certificates of Analysis (COA)

Lot/Batch Number
425707/1
416930/1
356264/1
417331/1
351759/1

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S.E. Denmark et al.
The Journal of Organic Chemistry, 52, 165-165 (1987)
S.J. Monger et al.
Journal of the Chemical Society. Chemical Communications, 381-381 (1989)
G.L. Larson et al.
The Journal of Organic Chemistry, 53, 633-633 (1988)
J. Heberle et al.
Silylating Agents, 2nd ed. (1995)
M Okamoto
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan, 112(6), 409-413 (1992-06-01)
The retention behavior and selectivity of 30 kinds of phenyl-modified porous glasses and silicas, prepared from solutions of phenyldimethylchlorosilane, diphenylmethylchlorosilane or triphenylchlorosilane in xylene, were studied by high-performance liquid chromatography using carbamazepine and diphenylhydantoin as model compounds. From the elemental

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