CompoundList

Meropenem open ring

Also known as (4R,5S)-5-((1S,2R)-1-Carboxy-2-hydroxypropyl)-3-(((3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl)thio)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid, Meropenem trihydrate impurity A, (4R,5S)-5-((1S,2R)-1-Carboxy-2-hydroxypropyl)-3-(((3S,5S)-5-((dimethylamino)carbonyl)pyrrolidin-3-yl)sulfanyl)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid

CAS 1053703-36-8Formula C17H27N3O6SMolar mass 401.49 g/mol
Meropenem open ring chemical structure, C17H27N3O6S, CAS 1053703-36-8
2D chemical structure

Key facts

What buyers check first

CAS number
1053703-36-8
Formula
C17H27N3O6S
Molar mass
401.49 g/mol
HS code
293399
Category
Impurities and reference standards

What is Meropenem open ring?

Plain description, key identifiers and synonyms

Meropenem open ring is a chemical substance with the molecular formula C17H27N3O6S and a molar mass of 401.49 g/mol. Its CAS registry number is 1053703-36-8. The IUPAC name is (2S,3R)-2-[(1S,2R)-1-carboxy-2-hydroxypropyl]-4-[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl-3-methyl-2,3-dihydro-1H-pyrrole-5-carboxylic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S,3R)-2-[(1S,2R)-1-carboxy-2-hydroxypropyl]-4-[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl-3-methyl-2,3-dihydro-1H-pyrrole-5-carboxylic acid
CAS number
1053703-36-8
Molecular formula
C17H27N3O6S
UNII
4MC3K7LDC6
InChIKey
ILVWWUFTACAPIZ-PQTSNVLCSA-N
InChI
InChI=1S/C17H27N3O6S/c1-7-12(11(8(2)21)16(23)24)19-13(17(25)26)14(7)27-9-5-10(18-6-9)15(22)20(3)4/h7-12,18-19,21H,5-6H2,1-4H3,(H,23,24)(H,25,26)/t7-,8-,9+,10+,11-,12-/m1/s1
Canonical SMILES
CC(O)C(C(=O)O)C1NC(C(=O)O)=C(SC2CNC(C(=O)N(C)C)C2)C1C
Isomeric SMILES
C[C@@H]1[C@@H](NC(=C1S[C@H]2C[C@H](NC2)C(=O)N(C)C)C(=O)O)[C@@H]([C@@H](C)O)C(=O)O

Synonyms

  • (4R,5S)-5-((1S,2R)-1-Carboxy-2-hydroxypropyl)-3-(((3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl)thio)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid
  • Meropenem trihydrate impurity A
  • (4R,5S)-5-((1S,2R)-1-Carboxy-2-hydroxypropyl)-3-(((3S,5S)-5-((dimethylamino)carbonyl)pyrrolidin-3-yl)sulfanyl)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylic acid
  • (alphaS,2S,3R)-5-Carboxy-4-(((3S,5S)-5-((dimethylamino)carbonyl)-3-pyrrolidinyl)thio)-2,3-dihydro-alpha-((1R)-1-hydroxyethyl)-3-methyl-1H-pyrrole-2-acetic acid
  • Meropenem trihydrate impurity a (ep impurity)
  • Meropenem EP Impurity A
  • Des-(1-Azabicyclo) Meropenem
  • (2S,3R)-2-[(1S,2R)-1-Carboxy-2-hydroxypropyl]-4-[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl-3-methyl-2,3-dihydro-1H-pyrrole-5-carboxylic acid
  • Meropenem ring open metabolite
  • Des-(1-Azabicyclo) Meropenem Disodium Salt (>85%)
  • (2S,3R)-2-[(1S,2R)-1-carboxy-2-hydroxy-propyl]-4-[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl-3-methyl-2,3-dihydro-1H-pyrrole-5-carboxylic acid
  • (4R,5S)-5-((1S,2R)-1-Carboxy-2-hydroxypropyl)-3-(((3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl)thio)-4-methyl-4,5-dihydro-1H-pyrrole-2-carboxylicacid

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
401.49 g/molcalc.
Exact mass
401.1621 Dacalc.
LogP (octanol/water)
-0.48calc.
Topological polar surface area
139.2 Ųcalc.
Hydrogen bond donors
5calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
7calc.
Heavy atoms
27calc.
Rings
2calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.71calc.
Formal charge
0calc.
Stereocentres
6calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1=C(SC2CCNC2)CCN1

C1=C(SC2CCNC2)CCN1

2 rings, 11 atoms.

3 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Meropenem open ring suppliers

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Meropenem open ring price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Meropenem open ring is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Meropenem open ring is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Meropenem open ring, based on the data on this page

What is Meropenem open ring?

Meropenem open ring is a chemical substance with the molecular formula C17H27N3O6S and a molar mass of 401.49 g/mol. Its CAS registry number is 1053703-36-8.

What is the CAS number of Meropenem open ring?

The CAS registry number of Meropenem open ring is 1053703-36-8.

What is the molecular formula and weight of Meropenem open ring?

The molecular formula of Meropenem open ring is C17H27N3O6S and its molar mass is 401.49 g/mol.

Is Meropenem open ring hazardous?

No GHS hazard classification for Meropenem open ring is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Meropenem open ring?

Meropenem open ring is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Meropenem open ring?

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What is the price of Meropenem open ring?

Suppliers quote Meropenem open ring on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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