Silanol, 1,1,1-trimethyl-, 1,1',1''-triester with boric acid (H3BO3)

HCID 78020

Notes Reactions

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Basic information

CAS: 4325-85-3
Standard SMILES: C[Si](C)(C)OB(O[Si](C)(C)C)O[Si](C)(C)C
InChIKey: YZYKZHPNRDIPFA-UHFFFAOYSA-N
Molecular formula: C9H27BO3Si3
Average molar mass: 278.38 g/mol
Monoisotopic mass: 278.1361045

Names & identifiers

Preferred name: Silanol, 1,1,1-trimethyl-, 1,1',1''-triester with boric acid (H3BO3)
IUPAC: tris(trimethylsilyl) borate
English name: Tris(trimethylsilyl) borate
Molecular formula: C9H27BO3Si3
Molecular weight: 278.38

Names & synonyms

Tris(trimethylsilyl) borateSilanol, 1,1,1-trimethyl-, 1,1',1''-triester with boric acid (H3BO3)RefChem:885385629-367-04325-85-3Tris(trimethylsiloxy)boronTris(trimethylsilyl)boratetritrimethylsilyl borateSilanol, trimethyl-, triester with boric acid (H3BO3)MFCD00051588s21250C9H27BO3Si3

Show more names

TMSBTris(trimethylsiloxy)boron, min. 97%BORON TRIMETHYLSILOXIDETRIS(TRIMETHYSILOXY)BORONTris(trimethylsilyl)borate NOTris(trimethylsiloxy)boron ,96%TRIS(TRIMETHYLSILOXY)BORON 97+%

Borane, tris(trimethylsiloxy)-Boric acid tris(trimethylsilyl) ester; Tris(trimethylsiloxy)boronTris(trimethylsiloxy)boraneSCHEMBL51346Boric acid, 3TMS derivativeDTXSID3063413Tris(trimethylsilyl) borate, 99%Silanol, trimethyl-, borate (3:1)

Database identifiers

CAS: 4325-85-3
PubChem CID: 78020
DTXSID: DTXSID3063413
EC Number: 629-367-0
Nikkaji: J265.519E

Properties

Computed structural properties

Topological polar surface area: 27.7 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 3
Rotatable bonds: 6
Heavy atoms: 16
Formal charge: 0
Complexity: 179

Physicochemical properties

Melting point: -35 °C · -35°C
Boiling point: 186 °C · 186 °C (lit.)
Density: 0.831 g/mL · 0.831 g/mL at 25 °C (lit.)
refractive index: 20 · n20/D 1.386(lit.)
Flash point: 109 °F · 109 °F
storage temp.: 2 · Inert atmosphere,2-8°C
form: Liquid
Specific Gravity: 0.828 · 0.828
color: Clear colorless
Sensitive: Moisture Sensitive
Hydrolytic Sensitivity: 7 · 7: reacts slowly with moisture/water
BRN: 1772733 · 1772733
InChI: InChI=1S/C9H27BO3Si3/c1-14(2,3)11-10(12-15(4,5)6)13-16(7,8)9/h1-9H3
InChIKey: YZYKZHPNRDIPFA-UHFFFAOYSA-N
SMILES: [Si](C)(C)(C)OB(O[Si](C)(C)C)O[Si](C)(C)C
CAS DataBase Reference: 4325 · 4325-85-3
EPA Substance Registry System: Silanol, trimethyl-, triester with boric acid (H3BO3) (4325-85-3)
UNSPSC Code: 12352103 · 12352103
NACRES: 22 · NA.22
Symbol(GHS): 2 · GHS02,GHS07
Signal word: Warning
Hazard statements: 226 · H226-H315-H319-H335
Precautionary statements: 210 · P210-P302+P352-P305+P351+P338
target organs: Respiratory system
PPE: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes: Xi
Risk Statements: 10 · 10-36/37/38
Safety Statements: 26 · 26-36
RIDADR: 1993 · UN 1993 3/PG 3
WGK Germany: 3 · 3
F: 10 · 10-21
TSCA: TSCA listed
HazardClass: 3 · 3
PackingGroup: III
HS Code: 29319090 · 29319090
Storage Class: 3 · 3 - Flammable liquids
Hazard Classifications: 2 Flam · Eye Irrit. 2Flam. Liq. 3Skin Irrit. 2STOT SE 3
Limited Quantities: 5 L · 5.0 L (1.3 gallons) (liquid)
Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 4 items

Warning

H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]

P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 69 reports by companies from 8 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Hazard Classes and CategoriesFlam. Liq. 3 (100%)

Safety data

F: 10-21
PPE: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
wgk: 3
tsca: TSCA listed
ridadr: UN 1993 3/PG 3
hs_code: 29319090
risk_code: 10-36/37/38
Signal word: Warning
Symbol(GHS): GHS02,GHS07
hazard_code: Xi
safety_code: 26-36
hazard_class: 3
Storage Class: 3 - Flammable liquids
packing_group: III
target organs: Respiratory system
Hazard statements: H226-H315-H319-H335
Limited Quantities: 5.0 L (1.3 gallons) (liquid)
Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
Hazard Classifications: Eye Irrit. 2Flam. Liq. 3Skin Irrit. 2STOT SE 3
Precautionary statements: P210-P302+P352-P305+P351+P338

Chemistry & industry

Uses & manufacturing

General Manufacturing InformationSilanol, 1,1,1-trimethyl-, 1,1',1''-triester with boric acid (H3BO3): ACTIVE

Applications

UsesTris(trimethylsilyl) borate is used as intermediate of organic synthesis and additive of lithium battery electrolyte.

Upstream & downstream products

Downstream products

Suppliers100 total

梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]

湖北博杰生物科技有限公司0713-2060728 15629612610 · [email protected]

南通润丰石油化工有限公司66017690 19952660367 · [email protected]

保定秉承新材料有限公司17531190177 · [email protected]

武汉欣扬瑞和化学科技有限公司13720274133 · [email protected]

Related reactions

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Compound notes

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