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Borane-pyridine complex

CAS No.
110-51-0
Chemical Name:
Borane-pyridine complex
Synonyms
PYRIDINE BORANE;BORANE-PYRIDINE;Pyridin-1-ium-1-ylboranuide;NSC 10219;NSC 53324;(t-4)-boro;(beta-4)-boro;boron,pyridine;pyridineborane,pyb;borane-pyridine(1:1)
CBNumber:
CB0667652
Molecular Formula:
C5H8BN
Molecular Weight:
92.93
MDL Number:
MFCD00012435
MOL File:
110-51-0.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 22:50:42

Borane-pyridine complex Properties

Melting point 10-11 °C(lit.)
Boiling point 102 °C (0.37505 mmHg)
Density 0.929 g/mL at 20 °C
refractive index n20/D 1.532(lit.)
Flash point 70 °F
storage temp. 2-8°C
solubility very sol methanol, THF, toluene, dichloromethane; sol water, diethyl ether; insol hexane.
form Liquid
Specific Gravity 0.92
color Clear to slightly hazy colorless to amber
Water Solubility reacts slowly
Sensitive Air & Moisture Sensitive
BRN 3674913
Exposure limits ACGIH: TWA 1 ppm
OSHA: TWA 5 ppm(15 mg/m3)
NIOSH: IDLH 1000 ppm; TWA 5 ppm(15 mg/m3)
InChI 1S/C5H8BN/c6-7-4-2-1-3-5-7/h1-5H,6H3
InChIKey RJFWUOJTSKNRHN-UHFFFAOYSA-N
SMILES [BH3-][n+]1ccccc1
CAS DataBase Reference 110-51-0(CAS DataBase Reference)
FDA UNII 8JXE4C7UEX
NIST Chemistry Reference Boron, trihydro(pyridine)-(110-51-0)
EPA Substance Registry System Boron, trihydro(pyridine)-, (T-4)- (110-51-0)
UNSPSC Code 12352005
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Skull and Crossbones (GHS06)
GHS02,GHS06
Signal word  Danger
Hazard statements  H225-H301+H311-H315-H319-H330
Precautionary statements  P210-P233-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes  F,T,T+
Risk Statements  10-15-20-24/25-36/38-44-36/37/38-26
Safety Statements  26-36/37-43-45-36/37/39-28A-28
RIDADR  UN 1992 3/PG 2
WGK Germany  2
RTECS  US3675000
1-10
TSCA  TSCA listed
HazardClass  4.3
PackingGroup  II
HS Code  29333990
Storage Class 3 - Flammable liquids
Hazard Classifications Acute Tox. 1 Inhalation
Acute Tox. 3 Dermal
Acute Tox. 3 Oral
Eye Irrit. 2
Flam. Liq. 2
Skin Irrit. 2
Toxicity guinea pig,LD50,intraperitoneal,54mg/kg (54mg/kg),"Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964Vol. -, Pg. 693, 1964.
Limited Quantities 1.0 L (0.3 gallon) (liquid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
NFPA 704
2
4 0

Borane-pyridine complex price More Price(33)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 179752 Borane pyridine complex ~8 M BH3 110-51-0 5g $73.2 2026-04-30 Buy
Sigma-Aldrich 179752 Borane pyridine complex ~8 M BH3 110-51-0 25g $155 2026-04-30 Buy
TCI Chemical B1569 Borane - Pyridine Complex >80.0%(T) 110-51-0 25mL $55 2026-04-30 Buy
Strem Chemicals 93-0535 Borane, pyridine complex, min. 93% min.93% 110-51-0 10g $58 2026-04-30 Buy
Strem Chemicals 93-0535 Borane, pyridine complex, min. 93% min.93% 110-51-0 50g $201 2026-04-30 Buy
Product number Packaging Price Buy
179752 5g $73.2 Buy
179752 25g $155 Buy
B1569 25mL $55 Buy
93-0535 10g $58 Buy
93-0535 50g $201 Buy

Borane-pyridine complex Chemical Properties, Uses, Production

Description

Borane-pyridine complex is a mild reducing agent with greater hydrolytic stability than NaBH4 in protic solvents and higher solubility in aprotic organic solvents;
in solution with a weak organic acid or complexed with Lewis acids it is useful for reductive aminations, reduction of carbonyls, heterocycles, tosylhydrazones, and oximes;
in strong acid it converts aldehydes to symmetrical ethers; weak hydroborating agent.

Chemical Properties

clear to slightly hazy colorless to amber liquid

Uses

Borane-pyridine complex is used for synthesis of α-alkyl-β-hydroxy esters and preparation of Igs conjugated with viral peptide epitopes. It is used as reducing agent for high performance liquid chromatography analysis of oligosaccharides. It is also used as modifier in decant oil affecting its carbonization to mesophase pitch.

reaction suitability

reagent type: reductant

storage

hydrolytically stable in neutral aqueous solution. Excess reagent may be decomposed with dilute HCl. Use in a fume hood.

Borane-pyridine complex Preparation Products And Raw materials

Global Suppliers ( 240)
Supplier Tel Email Country ProdList Advantage
Shanghai Scientia Pharmaceutical Technology Co., Ltd. 21-21-54301573 13917723525 sales@scientiapharm.com China 260 62
Shanghai Forxine Pharmaceutical Co., Ltd. 21-21-64961388 18918697718 service@forxine.com China 65 60
Viwit Pharmaceutical Co., Ltd. 0632-0632-2980981 15063270987 service.china3@viwit.com China 121 55
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Beijing HwrkChemical Technology Co., Ltd 89508211 18501085097 sales.bj@hwrkchemical.com China 9407 55
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61

View Latest Price from Borane-pyridine complex manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Borane-pyridine complex pictures 2026-09-14 Borane-pyridine complex
110-51-0
0.99 RongNa Biotechnology Co.,Ltd
Trihydrido(pyridine)boron pictures 2026-08-25 Trihydrido(pyridine)boron
110-51-0
$1.10-9.90 1kg 99%min 100kg ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
Borane-pyridine complex pictures 2025-12-24 Borane-pyridine complex
110-51-0
1KG 99.0% 1000 tons Shaanxi Dideu Medichem Co. Ltd
BORANE-PYRIDINE COMPLEX BORON HYDRIDE PYRIDINE pyridine-borane (1:1) PYRIDINE BORANE COMPLEX (beta-4)-boro pyridineborane,pyb,inpyridine pyridinecompd.withboronhydride trihydro(pyridine)boron Pyridine borane, in pyridine BORANE PYRIDINE COMPLEX SOLUTION, ~8 M I N PYRIDINE Borane,pyridinecomplex,min.93% borane pyridine complex solution Pyridine, compound with BH3 (1:1) Trihydrido-pyridin-1-yl-boron Borane, pyridine complex, min. 93% Borane-pyridine complex,95%,(ca. 9.4M) Borane-pyridine complex,95% Borane pyridine coMplex ~8 M BH3 Borane pyridine coMplex, 95%, SpcSeal NSC 10219 NSC 53324 (t-4)-boro borane-pyridine(1:1) Boron, trihydro(pyridine)-, (T-4)- Pyridine, compd. with borane (1:1) pyridine,compd.withbh3(1:1) pyridine,compd.withborane(1:1) Pyridine,compound with borane(1:1) pyridineborane,pyb pyridineborane,pyb,in Borane pyridine complex,Pyridine borane Borane-pyridine complex, (ca. 9.4M), AcroSeal, 95% Borane-pyridine coMplex, 95%, (ca. 9.4M), AcroSeal Borane-pyridine coMplex, (ca. 9.4M), AcroSeal, 95% 100ML Borane pyridine compL Borane - Pyridine Complex > Pyridin-1-ium-1-yltrihydroborate Borane-Pyridine Complex C5H8BN BORANE PYRIDINE COMPLEX 8.0 M Borane-pyridine complex, 95%, (ca. 9.4M), AcroSeal&trade boron,pyridine BORAN PYRIDINE COMPLEX Borane pyridine complex, ~8.0 M BH3 ** Trihydrido(pyridine)boron Borane pyridine complex 95% BORANE-PYRIDINE PYRIDINE BORANE Pyridin-1-ium-1-ylboranuide 110-51-0 C5H5NBH3 C5H8BN BH3C5H5N Boranes B (Classes of Boron Compounds) Reduction Reagents for reduction of proteins Reduction and Oxidation Protein Modification