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DIETHYL TRIMETHYLSILYL PHOSPHITE

CAS No.
13716-45-5
Chemical Name:
DIETHYL TRIMETHYLSILYL PHOSPHITE
Synonyms
DIETHYL TRIMETHYLSILYL PHOSPHITE 96%;Diethyl trimethylsilyl phosphite >=95.0% (GC);PHOSPHOROUS ACID DIETHYL TRIMETHYLSILYL ESTER
CBNumber:
CB3138131
Molecular Formula:
C7H19O3PSi
Molecular Weight:
210.28
MDL Number:
MFCD00464673
MOL File:
13716-45-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:24
Product description Number Pack Size Price
DIETHYL TRIMETHYLSILYL PHOSPHITE 95.00% ORS0001400 5MG $496.74
Diethyl(Trimethylsilyl)Phosphite SY047769 5g $595

DIETHYL TRIMETHYLSILYL PHOSPHITE Properties

Boiling point 58-59 °C10 mm Hg(lit.)
Density 0.921 g/mL at 25 °C(lit.)
refractive index n20/D 1.413(lit.)
Flash point 33 °C
InChI 1S/C7H19O3PSi/c1-6-8-11(9-7-2)10-12(3,4)5/h6-7H2,1-5H3
InChIKey ATRMOIYYLVRRBZ-UHFFFAOYSA-N
SMILES CCOP(OCC)O[Si](C)(C)C
UNSPSC Code 12352100

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS02
Signal word  Warning
Hazard statements  H226
Precautionary statements  P210-P233-P235-P240-P241-P242-P243-P280-P303+P361+P353-P305+P351+P338-P370+P378-P403+P233-P403+P235
PPE Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Risk Statements  10
Safety Statements  23-24/25
RIDADR  UN 1993 3/PG 3
WGK Germany  3
10-21
HazardClass  3.2
PackingGroup  III
Storage Class 3 - Flammable liquids
Hazard Classifications Flam. Liq. 3
Limited Quantities 5.0 L (1.3 gallons) (liquid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)

DIETHYL TRIMETHYLSILYL PHOSPHITE price More Price(2)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
American Custom Chemicals Corporation ORS0001400 DIETHYL TRIMETHYLSILYL PHOSPHITE 95.00% 13716-45-5 5MG $496.74 2021-12-16 Buy
Arctom SY047769 Diethyl(Trimethylsilyl)Phosphite 13716-45-5 5g $595 2021-12-16 Buy
Product number Packaging Price Buy
ORS0001400 5MG $496.74 Buy
SY047769 5g $595 Buy

DIETHYL TRIMETHYLSILYL PHOSPHITE Chemical Properties,Uses,Production

Uses

Diethyl Trimethylsilyl Phosphite acts as a reagent in the synthesis of substituted N-formylaminomethylenediphosphonates and derivatives. It also functions as a reagent in the synthesis of phosphonic analog of glutamic acid.

Uses

Diethyl trimethylsilyl phosphite was used in preparation of:

  • diethyl 1-aryl-1-cyanomethanephosphonates
  • unsymmetrical ketones
  • ketones from aldehydes via α-trimethylsiloxy-phosphonates
  • phosphonates

Purification Methods

Fractionate it under reduced pressure and has 3 1PMR: P -128ppm relative to H3PO4. [Sekine et al. J Org Chem 46 2097 1981, Chernyshev et al. J Gen Chem USSR (Engl Transl) 45 231 1975.]

DIETHYL TRIMETHYLSILYL PHOSPHITE Preparation Products And Raw materials

DIETHYL TRIMETHYLSILYL PHOSPHITE Suppliers

Global( 24)Suppliers
Supplier Tel Email Country ProdList Advantage
Shaanxi Dideu Medichem Co. Ltd
+86-29-81139210 +86-18192627656 1059@dideu.com China 3590 58
Alfa Chemistry
+1-5166625404; Info@alfa-chemistry.com United States 20405 58
Aladdin Scientific
tp@aladdinsci.com United States 52923 58
DAYANG CHEM (HANGZHOU) CO.,LTD
+86-88938639 +86-17705817739 info@dycnchem.com China 53802 58
Energy Chemical 021-021-58432009 400-005-6266 sales8178@energy-chemical.com China 44802 61
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42934 64
Hangzhou Sage Chemical Co., Ltd. +86057186818502 13588463833 info@sagechem.com China 10266 58
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51395 80
Nanjing Chemedicine BioTech Co., Ltd. 15722927296 71139532@qq.com China 426 58
Shaanxi Dideu Newmaterial Co., Ltd. 029-029-63373950 17392216152 1050@dideu.com China 10000 58

View Lastest Price from DIETHYL TRIMETHYLSILYL PHOSPHITE manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Diethyl triMethylsilyl phosphite  pictures 2025-12-12 Diethyl triMethylsilyl phosphite
13716-45-5
US $1.00-0.00 / KG 1KG 99% 50 tons Shaanxi Dideu Medichem Co. Ltd
PHOSPHOROUS ACID DIETHYL TRIMETHYLSILYL ESTER DIETHYL TRIMETHYLSILYL PHOSPHITE 96% Diethyl trimethylsilyl phosphite >=95.0% (GC) 13716-45-5 C7H19O3PSi CH33SiOPOC2H52 Building Blocks Phosphorus Compounds Organic Phosphates/Phosphites Organic Building Blocks