4-Fluoro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine

Also known as: 1H-Pyrrolo[2,3-b]pyridine, 4-fluoro-1-[tris(1-methylethyl)silyl]-, 4-Fluoro-1-(triisopropylsilanyl)-7-azaindole, 4-Fluoro-1-[Tris(1-Methylethyl)Silyl]-1H-Pyrrolo[2,3-B]Pyridine, 4-fluoro-1-(tripropan-2-ylsilyl)-1H-pyrrolo[2,3-b]pyridine, 4-fluoro-1-[tris(propan-2-yl)silyl]-1H-pyrrolo[2,3-b]pyridine, (4-fluoropyrrolo[2,3-b]pyridin-1-yl)-tri(propan-2-yl)silane, 1-triisopropyl-4-fluoro-7-azaindole, 4-fluoro-1-triisopropylsilanyl-1H-pyrrolo[2,3-b]pyridine, N-triisopropylsilyl-4-fluoro-7-azaindole

4-Fluoro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine (CAS 640735-25-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H25FN2Si and a molecular weight of 292.46700 g/mol. Key properties include a boiling point of 305.2ºC at 760 mmHg, a density of 1.02g/cm3 and a flash point of 138.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 640735-25-7
Jingsj CID: J-1315274-4
Molecular Formula: C₁₆H₂₅FN₂Si
Molecular Weight: 292.46700 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	305.2ºC at 760 mmHg
Density	1.02g/cm3
Flash Point	138.4ºC
Exact Mass	292.17700
PSA	17.82000
LogP	5.19900
Refractive Index	1.514

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4-Fluoro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine?

The CAS number of 4-Fluoro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine is 640735-25-7.

What are the molecular formula and molecular weight of 4-Fluoro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine?

4-Fluoro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine has molecular formula C16H25FN2Si and molecular weight 292.46700 g/mol.

What are the upstream and downstream products of 4-Fluoro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine?

For 4-Fluoro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine, Upstream Products: 4-bromo-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine, Chlorotriisopropylsilane, 4-Bromo-7-azaindole; Downstream Products: 4-Fluoro-1H-pyrrolo[2,3-b]pyridine, 5-bromo-4-fluoro-3-nitro-1H-pyrrolo[2,3-b]pyridine, 5-Bromo-4-fluoro-1H-pyrrolo[2,3-b]pyridine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "4-Fluoro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine (CAS 640735-25-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1315274-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.