Welcome to chemicalbook!
China English Japan Germany
010-86108875
18162-48-6872-50-4Methylene ChloridenaphthaleneTHFTitanium Dioxide
Structure Search
RFQ
Try our best to find the right business for you.
Messages
Do not miss inquiry messages Please log in to view all inquiry messages.
My chemicalbook Sign in

Welcome back!

RFQ
skype
MY Account
Top
ChemicalBook >> CAS DataBase List >> TAS-F

TAS-F

TAS-F price.
  • $25 - $1413.5
  • Product name: TAS-F
  • CAS: 59218-87-0
  • MF: C9H24F2N3SSi
  • MW: 272.45
  • EINECS:218-362-5
  • MDL Number:MFCD00012170
  • Synonyms:TRIS(DIMETHYLAMINO)SULFUR(TRIMETHYLSILYL)DIFLUORIDE 95%;Tris(dimethylamino)(trimethylsilyl)sulfur;Sulfiliminium, S,S-bis(dimethylamino)-N,N-dimethyl-, difluorotrimethylsilicate(1-);TRIS(DIMETHYLAMINO)SULFUR(TRIMETHYLSILYL)DIFLUORIDE, tech-95;Tris(dimethylamino)sulphonium difluoro(trimethyl)silicate, tech;Tris(dimethylamino)sulphur trimethylsilyl difluoride, TAS-F;Tris(diMethylaMino)sulfoniuM difluorotriMethylsilicate technical grade;TRIS(DIMETHYLAMINO)SULFUR (TRIMETHYLSILYL)DIFLUORIDE, PRACT.
Price22 Properties Safety Information Description
22 prices
Selected condition：
Brand
  • aablocks
  • Apolloscientific
  • Biosynth
  • Chemenu
  • Sigma-Aldrich
  • SynQuest Laboratories
  • TRC
  • Usbiological
Package
  • 10
  • 25mg
  • 100mg
  • 0.25g
  • 250mg
  • 0.5g
  • 500mg
  • 1g
  • 2g
  • 5g
  • Manufactureraablocks
  • Product numberAA003V59
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate
  • Packaging250mg
  • Price$49
  • Updated2026-05-28
  • Buy
  • ManufacturerApolloscientific
  • Product numberPC7880
  • Product descriptionTris(dimethylamino)sulphonium difluoro(trimethyl)silicate tech
  • Packaging1g
  • Price$158
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberPC7880
  • Product descriptionTris(dimethylamino)sulphonium difluoro(trimethyl)silicate tech
  • Packaging5g
  • Price$539
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFT58199
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate
  • Packaging2g
  • Price$785.3
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFT58199
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate
  • Packaging5g
  • Price$1413.5
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFT58199
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate
  • Packaging0.25g
  • Price$188.47
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFT58199
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate
  • Packaging0.5g
  • Price$267
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFT58199
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate
  • Packaging1g
  • Price$439.76
  • Updated2026-06-04
  • Buy
  • ManufacturerChemenu
  • Product numberCM540035
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate(IV) 95%+
  • Packaging250mg
  • Price$202
  • Updated2026-05-26
  • Buy
  • ManufacturerChemenu
  • Product numberCM540035
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate(IV) 95%+
  • Packaging1g
  • Price$243
  • Updated2026-05-26
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number250600
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate technical grade
  • Packaging5g
  • Price$442
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number250600
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate technical grade
  • Packaging1g
  • Price$140
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number250600
  • Product descriptionTris(dimethylamino)sulfonium difluorotrimethylsilicate technical grade
  • Packaging250mg
  • Price$74.5
  • Updated2023-06-20
  • Buy
  • ManufacturerSynQuest Laboratories
  • Product number7181-3-01
  • Product descriptionTris(dimethylamino)sulfur(trimethylsilyl)difluoride,Pract. 90%
  • Packaging1g
  • Price$95
  • Updated2021-12-16
  • Buy
  • ManufacturerSynQuest Laboratories
  • Product number7181-3-01
  • Product descriptionTris(dimethylamino)sulfur(trimethylsilyl)difluoride,Pract. 90%
  • Packaging250mg
  • Price$25
  • Updated2021-12-16
  • Buy
  • ManufacturerSynQuest Laboratories
  • Product number7181-3-01
  • Product descriptionTris(dimethylamino)sulfur (trimethylsilyl)difluoride, Pract. 90%
  • Packaging10
  • Price$495
  • Updated2026-05-22
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003V59 Tris(dimethylamino)sulfonium difluorotrimethylsilicate 250mg $49 2026-05-28 Buy
Apolloscientific PC7880 Tris(dimethylamino)sulphonium difluoro(trimethyl)silicate tech 1g $158 2026-06-04 Buy
Apolloscientific PC7880 Tris(dimethylamino)sulphonium difluoro(trimethyl)silicate tech 5g $539 2026-06-04 Buy
Biosynth FT58199 Tris(dimethylamino)sulfonium difluorotrimethylsilicate 2g $785.3 2026-06-04 Buy
Biosynth FT58199 Tris(dimethylamino)sulfonium difluorotrimethylsilicate 5g $1413.5 2026-06-04 Buy
Biosynth FT58199 Tris(dimethylamino)sulfonium difluorotrimethylsilicate 0.25g $188.47 2026-06-04 Buy
Biosynth FT58199 Tris(dimethylamino)sulfonium difluorotrimethylsilicate 0.5g $267 2026-06-04 Buy
Biosynth FT58199 Tris(dimethylamino)sulfonium difluorotrimethylsilicate 1g $439.76 2026-06-04 Buy
Chemenu CM540035 Tris(dimethylamino)sulfonium difluorotrimethylsilicate(IV) 95%+ 250mg $202 2026-05-26 Buy
Chemenu CM540035 Tris(dimethylamino)sulfonium difluorotrimethylsilicate(IV) 95%+ 1g $243 2026-05-26 Buy
Sigma-Aldrich 250600 Tris(dimethylamino)sulfonium difluorotrimethylsilicate technical grade 5g $442 2025-07-31 Buy
Sigma-Aldrich 250600 Tris(dimethylamino)sulfonium difluorotrimethylsilicate technical grade 1g $140 2025-07-31 Buy
Sigma-Aldrich 250600 Tris(dimethylamino)sulfonium difluorotrimethylsilicate technical grade 250mg $74.5 2023-06-20 Buy
SynQuest Laboratories 7181-3-01 Tris(dimethylamino)sulfur(trimethylsilyl)difluoride,Pract. 90% 1g $95 2021-12-16 Buy
SynQuest Laboratories 7181-3-01 Tris(dimethylamino)sulfur(trimethylsilyl)difluoride,Pract. 90% 250mg $25 2021-12-16 Buy
SynQuest Laboratories 7181-3-01 Tris(dimethylamino)sulfur (trimethylsilyl)difluoride, Pract. 90% 10 $495 2026-05-22 Buy
Next Last

Properties

storage temp. :2-8°C
solubility :R = Me, sol MeCN, pyridine, benzonitrile; partially sol THF. R = Et, sol THF, MeCN. Both react slowly with MeCN.
form :powder
color :White to off-white
Sensitive :Moisture Sensitive
Hydrolytic Sensitivity :8: reacts rapidly with moisture, water, protic solvents
BRN :3577020
InChI :1S/C6H18N3S.C3H9F2Si/c1-7(2)10(8(3)4)9(5)6;1-6(2,3,4)5/h1-6H3;1-3H3/q+1;-1
InChIKey :JMGVTLYEFSBAGJ-UHFFFAOYSA-N
SMILES :C[Si-](C)(C)(F)F.CN(C)[S+](N(C)C)N(C)C

Safety Information

Symbol(GHS): Corrosion (GHS05)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Tris(dimethylamino)sulfonium difluorotrimethylsilicate (TASF2SiMe3) can be used as a mild deprotecting reagent for the cleavage of silicon protecting groups.
It can also be used
  • To synthesize deoxyfluoro sugars by reacting with trifluoromethanesulfonyl derivatives of partially protected sugars.
  • As a reagent for the fluorination of hydroxyl-containing compounds.

More related product prices

4706-17-6 TRIMETHYLFLUOROSILANE Vitamin E succinate 59032-27-8

Related product price

Suppliers and manufacturers

Shaanxi Didu New Materials Co. Ltd
TAS-F
$1.50
TAS-F CAS:59218-87-0
Shaanxi Dideu New Materials Co. Ltd
TAS-F
TAS-F CAS:59218-87-0
Shanghai Daken Advanced Materials Co.,Ltd
BOC Sciences
CONIER CHEM AND PHARMA LIMITED
Dayang Chem (Hangzhou) Co.,Ltd.
HANGZHOU LEAP CHEM CO., LTD.
GIHI CHEMICALS CO.,LIMITED
HANGZHOU LEAP CHEM CO., LTD.
Amadis Chemical Company Limited