Home > Aromatic Compounds> tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-1-carboxylate

tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-1-carboxylate

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Origin: China

Cas No: 864771-44-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

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

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CAS No.: 864771-44-8 Formula: C18H25BN2O4 Molecular Weight: 344.21300

Basic Info

Chemical Name	tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-1-carboxylate
Synonyms	1-Boc-indazole-5-boronic acid pinacol ester; N-Boc-indazole-5-boronic acid pinacol ester;
CAS No.	864771-44-8
Molecular Formula	C18H25BN2O4
Molecular Weight	344.21300
PSA	62.58000
LogP	3.11870

Properties

Density	1.13g/cm3
Boiling Point	461.4ºC at 760 mmHg
Melting Point	110ºC
Flash Point	232.8ºC
Refractive Index	1.537

Safety Info

Safety Statements	S22; S26; S36/37/39
HS Code	2934999090
Risk Statements	R22; R36/37/38
Hazard Codes	Xn

Synthesis Route

tert-Butyl 5-bromo-1H-indazole-1-carboxylate+Bis(pinacolato)diboron→tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-1-carboxylate
tert-butoxycarbonyl anhydride→tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-1-carboxylate
5-Bromo-1H-indazole→tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indazole-1-carboxylate

Precursor

tert-butoxycarbonyl anhydride
5-Bromo-1H-indazole
Bis(pinacolato)diboron
tert-Butyl 5-bromo-1H-indazole-1-carboxylate

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