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4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine
Also known as: 6-Chloro-7-iodo-7-deazapurine, 4-Chloro-5-iodo-1H-pyrrolo[2,3-d]pyrimidine, 4-Chloro-5-iodo-7H-pyrrol[2,3-d]pyrimidine, 7H-Pyrrolo[2,3-d]pyrimidine, 4-chloro-5-iodo-
4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine (CAS 123148-78-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3ClIN3 and a molecular weight of 279.47 g/mol. Key properties include a melting point of 179-183ºC and a density of 2.3±0.1 g/cm3. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 123148-78-7
- Jingsj CID
- J-1964731-5
- Molecular Formula
- C6H3ClIN3
- Molecular Weight
- 279.47 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 179-183ºC |
|---|---|
| Density | 2.3±0.1 g/cm3 |
| Exact Mass | 278.906006 |
| PSA | 41.57000 |
| LogP | 2.06 |
| Refractive Index | 1.804 |
| Additional Property | Insoluble in water. |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
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-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine?
The CAS number of 4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine is 123148-78-7.
What are the molecular formula and molecular weight of 4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine?
4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine has molecular formula C6H3ClIN3 and molecular weight 279.47 g/mol.
Is 4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine hazardous?
4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.
What are the upstream and downstream products of 4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine?
For 4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine, Upstream Products: 4-Chloro-7H-pyrrolo[2,3-d]pyrimidine, N-Iodosuccinimide, Pyrrolo[2,3-d]pyrimidin-4-ol; Downstream Products: 4-Chloro-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile, 5-Iodotubercidin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine (CAS 123148-78-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1964731-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.