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trimethyl borate

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Origin: China

Cas No: 121-43-7

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Quick Details
CAS No.:
121-43-7
Other Names:
Trimethyl borate
MF:
C3H9BO3
EINECS No.:
204-468-9
Type:
Pharmaceutical Intermediates, Syntheses Material Intermediates
Purity:
99%
Brand Name:
haihang
Model Number:
HHHYZ0218
Application:
Preparation of High Purity Boron
Appearance:
Colorless Transparent Liquid
Product name:
Trimethyl borate
CAS:
121-43-7
Density:
0.932
Boiling point:
68-69
Melting point:
-34
Flash point:
8
Refractive index:
1.358
Vapor density:
3.59
Packaging&Delivery
Packaging Details
180kg/drum
Port
shanghai;qingdao

Property

CAS No.: 121-43-7 Formula: C3H9BO3 Molecular Weight: 103.91300

Description

Trimethyl Borate is a reagent used in the decomposition of aliphatic diazo-compounds and in the assymetric borane reduction of prochiral ketones. It is also used as a chemical ionization reagent for the analysis of biologically active molecules.

Basic Info

Chemical Name	trimethyl borate
Synonyms	trimethyl; Trimthyl borate; Borester O; BORIC ACID TRIMETHYL ESTER; trimethoxyborane; Trimethyl borate; TRIMETHYL BORATE FOR SYNTHESIS; THALLIUM HYDROTRIS[3-(2-PYRIDYL)PYRAZOL-1-YL]BORATE; METHYL BORATE; BORON METHOXIDE; trimethyl boronate; Boric acid trimethyl ester,Methyl borate; B(OCH3)3; C3H9BO3; Trimethoxyboron; Trimethylborate; Boric acid, trimethyl ester;
CAS No.	121-43-7
Molecular Formula	C3H9BO3
Molecular Weight	103.91300
PSA	27.69000
LogP	-0.08950

Properties

Appearance & Physical State	A water-white liquid
Density	0.932
Boiling Point	68-69ºC
Melting Point	-34ºC
Flash Point	-8ºC
Refractive Index	1.3562-1.3582
Water Solubility	reacts
Stability	Stable. Incompatible with oxidizing agents. Decomposes slowly in the presence of moisture, rapidly in water. Flammable.
Storage Condition	Flammables area
Vapor Density	3.59 (vs air)

Safety Info

RTECS	ED5600000
Hazard Class	3
Safety Statements	S16-S2-S23-S25
HS Code	2920909090
Packing Group	II
WGK Germany	3
RIDADR	UN 2416
Risk Statements	R11; R21
Hazard Codes	F; Xn
Symbol	GHS02, GHS07, GHS08
Hazard Declaration	H225; H312; H319; H360FD; H370
Signal Word	Danger
Caution Statement	P201; P210; P260; P302 + P352 + P312; P308 + P311; P337 + P313

Synthesis Route

Dimethyl malate→3-Hydroxytetrahydrofuran+trimethyl borate
N-<β-Fluor-ethyl>-B,B-difluor-borazan→trimethyl borate+2-Fluoroethanamine hydrochloride
{bis(dimethylamino)boryl}ethoxyacetylene→{(dimethylamino)methoxyboryl}ethoxyacetylene+trimethyl borate

Toxicity

Exposure Route	Type of Test	Species Observed	Dose/Duration	Toxic Effects
Administration into the eye	Standard Draize test	Rodent - rabbit	500 mg	-
Oral	LD50 - Lethal dose, 50 percent kill	Rodent - rat	6140 mg/kg	1.Details of toxic effects not reported other than lethal dose value
Intraperitoneal	LDLo - Lowest published lethal dose	Rodent - rat	1600 mg/kg	1.Details of toxic effects not reported other than lethal dose value