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5-Acetamido-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Also known as: Iohexol hydrolysate, Iohexol Related Compound A, 5-Acetylamino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide, Iohexol Impurity A, N-{3,5-Bis[N-(2,3-dihydroxypropyl)carbamoyl]-2,4,6-triiodophenyl}acetamide, 5-Acetamido-2,4,6-triiodo-N,N'-bis(2,3-dihydroxypropyl)isophthalamide, Iohexol EP Impurity A

5-Acetamido-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide (CAS 31127-80-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C16H20I3N3O7 and a molecular weight of 747.059 g/mol. Key properties include a melting point of 274-276°C, a boiling point of 746.1±60.0 °C at 760 mmHg, a density of 2.3±0.1 g/cm3 and a flash point of 405.0±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31127-80-7
Jingsj CID
J-1109631-4
Molecular Formula
C16H20I3N3O7
Molecular Weight
747.059 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point274-276°C
Boiling Point746.1±60.0 °C at 760 mmHg
Density2.3±0.1 g/cm3
Flash Point405.0±32.9 °C
Exact Mass746.843506
PSA168.22000
LogP-3.18
Vapor Pressure0.0±2.6 mmHg at 25°C
Refractive Index1.736
Storage ConditionsRefrigerator

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-Acetamido-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide?

The CAS number of 5-Acetamido-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide is 31127-80-7.

What are the molecular formula and molecular weight of 5-Acetamido-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide?

5-Acetamido-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide has molecular formula C16H20I3N3O7 and molecular weight 747.059 g/mol.

What are the upstream and downstream products of 5-Acetamido-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide?

For 5-Acetamido-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide, Upstream Products: 5-Amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide, acetic acid, 3-Amino-1,2-propanediol; Downstream Products: Iodixanol, Iohexol.

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

Last updated:

How to cite: Jingsj. "5-Acetamido-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide (CAS 31127-80-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1109631-4 (accessed 2026-11-09).

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