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2,2'-Bipyridine-3,3'-diol

Also known as: 3,3-Dihydroxy-2,2-bipyridine, 2,2'-Bipyridyl-3,3'-diol, 3,3'-Dihydroxy-2,2'-bipyridine, 2-(3-Hydroxy-2-pyridyl)-3-pyridinol, 3,3'-Dihydroxybipyridyl

2,2'-Bipyridine-3,3'-diol (CAS 36145-03-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8N2O2 and a molecular weight of 188.18300 g/mol. Key properties include a melting point of 194-196ºC(lit.), a boiling point of 528.194ºC at 760 mmHg, a density of 1.363 g/cm3 and a flash point of 273.242ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
36145-03-6
Jingsj CID
J-7468-0
Molecular Formula
C10H8N2O2
Molecular Weight
188.18300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point194-196ºC(lit.)
Boiling Point528.194ºC at 760 mmHg
Density1.363 g/cm3
Flash Point273.242ºC
Exact Mass188.05900
PSA66.24000
LogP1.55480
Refractive Index1.657

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. 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 2,2'-Bipyridine-3,3'-diol?

The CAS number of 2,2'-Bipyridine-3,3'-diol is 36145-03-6.

What are the molecular formula and molecular weight of 2,2'-Bipyridine-3,3'-diol?

2,2'-Bipyridine-3,3'-diol has molecular formula C10H8N2O2 and molecular weight 188.18300 g/mol.

Is 2,2'-Bipyridine-3,3'-diol hazardous?

2,2'-Bipyridine-3,3'-diol has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2,2'-Bipyridine-3,3'-diol?

For 2,2'-Bipyridine-3,3'-diol, Upstream Products: 2-bromo-3-pyridinol, 2-Iodo-3-hydroxypyridine, Furil.

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

Last updated:

How to cite: Jingsj. "2,2'-Bipyridine-3,3'-diol (CAS 36145-03-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7468-0 (accessed 2026-11-09).

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