Bromotrimethylsilane(TMBS) - ≥90%, stabilized with copper , CAS No.2857-97-8

CAS: 2857-97-8 Cat. No.: B140645 Formule: C3H9BrSi Poids moléculaire: 153.09 Beilstein Registry Number: 1731135 Numéro CE: 220-672-0
DISPONIBLE À COMMANDE
GRADE & PURITY ≥90% stabilized with copper
Synonyms
0K2L2IJ59O | Bromotrimethylsilane | bromo-trimethyl-silane | Bromotrimethylsilane, 97% | EC 220-672-0 | trimethylsilylbromide | UNII-JHH5G299BX | J-519952 | EN300-29777 | Trimethylbromosilane | NSC139857 | NSC-139857 | (CH3)3SiBr | GS3K23H1Q8 | bromo trim
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
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Size
USA
Allemagne (EU)*
Price
Qty
100g
B140645-100g
1 En stock
—
45,90$US
500g
B140645-500g
1 En stock
—
119,90$US
Enter a quantity for the sizes you want to add.
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Why this grade

≥90%, stabilized with copper for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 19 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonymes
0K2L2IJ59O | Bromotrimethylsilane | bromo-trimethyl-silane | Bromotrimethylsilane, 97% | EC 220-672-0 | trimethylsilylbromide | UNII-JHH5G299BX | J-519952 | EN300-29777 | Trimethylbromosilane | NSC139857 | NSC-139857 | (CH3)3SiBr | GS3K23H1Q8 | bromo trim
Spécifications et pureté
≥90%, stabilized with copper
Conditions de stockage de stockage
Store at 2-8°C,Argon charged
Expédié en
Wet ice
Ce produit nécessite l'expédition en chaîne froide. Les services terrestres et autres services économiques ne sont pas disponibles.
Pureté
≥90%
Noms et identifiants
Pubchem Sid508811606
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/508811606
Sourires canoniquesC[Si](C)(C)Br
IUPAC Namebromo(trimethyl)silane
InChIKeyIYYIVELXUANFED-UHFFFAOYSA-N
INCHI1S/C3H9BrSi/c1-5(2,3)4/h1-3H3
Isomères SMILES C[Si](C)(C)Br
WGK Allemagne 3
Numéro ONU 2920
Groupe d'emballage II
Poids moléculaire 153.09
Beilstein 1731135
Reaxy-Rn 1731135
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1731135&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganometallic compounds
ClasseOrganometalloid compounds
SubclassOrganosilicon compounds
Intermediate Tree Nodes Organoheterosilanes
Direct ParentTrialkylheterosilanes
Alternative Parents Silyl monohalides  Organic metalloid salts  Alkylhalosilanes  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Trialkylheterosilane - Silyl monohalide - Organic metalloid salt - Alkylhalosilane - Hydrocarbon derivative - Organic salt - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as trialkylheterosilanes. These are organoheterosilanes, bearing a silicon atom linked to three alkyl groups and one heteroatom.
External Descriptors Not available
Structure 3D
Modèle de structure chimique interactif





Certificats (CoA, COO, BSE/TSE et tableau d'analyse)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

7 results found

Lot NumberCertificate TypeDateArticle
J2130328Certificate of AnalysisAug 11, 2025 B140645
J2130329Certificate of AnalysisAug 11, 2025 B140645
K2101019Certificate of AnalysisAug 11, 2025 B140645
B2427262Certificate of AnalysisMar 01, 2023 B140645
D2312340Certificate of AnalysisMar 01, 2023 B140645
D2312341Certificate of AnalysisMar 01, 2023 B140645
D2312344Certificate of AnalysisMar 01, 2023 B140645
Propriétés chimiques et physiques
SolubilitéMiscible with carbon tetrachloride, chloroform, dichloroethane, acetonitrile, toluene, dichloromethane and hexane.
SensibilitéLight&Moisture Sensitive
Indice de réfraction1.424
Point d'éclair (°F)77 °F
Point d'éclair (°C)32 °C
Point d'ébullition (°C)79°C
Point de fusion (°C)-43°C
Poids moléculaire153.090 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count0
Exact Mass151.966 Da
Monoisotopic Mass151.966 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count5
Formal Charge0
Complexity28.400
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
FAQ et articles
Citations of This Product
Calculateurs de solution
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