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Amino acids and derivatives

Dowex 50

Also known as Dowex50, Dowex-50, DOWEX 50 W X 2 RESIN, (+) FORM

CAS 12640-54-9Formula C6H11NO4Molar mass 161.16 g/molEC 216-110-9
1 supplier listed
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Dowex 50 chemical structure, C6H11NO4, CAS 12640-54-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
12640-54-9
Formula
C6H11NO4
Molar mass
161.16 g/mol
EC number
216-110-9
HS code
292242
Category
Amino acids and derivatives

What is Dowex 50?

Plain description, key identifiers and synonyms

Glutamic acid 5-methyl ester is a glutamic acid derivative that is glutamic acid in which the carboxy group at position 5 has been replaced by a methoxycarbonyl group. It is a glutamic acid derivative, a methyl ester and a non-proteinogenic alpha-amino acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-amino-5-methoxy-5-oxopentanoic acid
CAS number
12640-54-9Other or deprecated CAS: 14487-45-7, 1499-55-4, 28677-37-4
EC numbers
216-110-9, 238-494-7
Molecular formula
C6H11NO4
MDL number
MFCD00063110
InChIKey
ZGEYCCHDTIDZAE-UHFFFAOYSA-N
InChI
InChI=1S/C6H11NO4/c1-11-5(8)3-2-4(7)6(9)10/h4H,2-3,7H2,1H3,(H,9,10)
SMILES (canonical and isomeric)
COC(=O)CCC(C(=O)O)N

Synonyms

  • Dowex50
  • Dowex-50
  • DOWEX 50 W X 2 RESIN, (+) FORM
  • DOWEX 50 W X 2, NA(+)FORM, 100200 MESH
  • H-DL-GLU(OME)-OH
  • 2-amino-5-methoxy-5-oxopentanoic acid
  • 5-Methyl DL-glutamate
  • Glutamic acid, 5-methylester
  • 5-methyl glutamate
  • glutamate, gamma-methyl ester
  • glutamic acid, 5-methyl ester
  • DL-Glutamic acid gamma-methyl ester
  • 2-amino-5-methoxy-5-oxopentanoic acid (non-preferred name)
  • L-Glutamic acid-gamma-methyl ester
  • DL-Glutamic Acid 5-Methyl Ester
  • gamma-methyl glutamate
  • gamma-Methyl-L -glutamate
  • D-Glutamic acid g-methyl ester
  • L-Glutamic acid g-methyl ester
  • Glutamic acid gamma methyl ester
  • D-Glutamic acid IU-methyl ester
  • (5)-Methyl L-hydrogen glutamate
  • Glutamic acid, gamma-methyl ester
  • amino-5-methoxy-5-oxopentanoic acid
  • 2-amino-5-keto-5-methoxy-valeric acid
Show all 30 synonyms
  • 2-aminopentanedioic acid 5-methyl ester
  • 2-amino-5-methoxy-5-oxo-pentanoic acid
  • 2-amino-pentanedioic acid 5-methyl ester
  • 2-azanyl-5-methoxy-5-oxo-pentanoic acid
  • (2S)-2-azaniumyl-5-methoxy-5-oxo-pentanoate

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
161.16 g/molcalc.
Exact mass
161.0688 Dacalc.
LogP (octanol/water)
-0.65calc.
Topological polar surface area
89.62 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
4calc.
Heavy atoms
11calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.67calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

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.

Dowex 50 suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

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  • Nextpeptide Inc
    China, HangzhouUnclaimed profile
    Dowex 50Grade, purity and minimum order on request
    Price on request
    View

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Where suppliers are based

1 supplier in 1 country

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Dowex 50 price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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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 Dowex 50 is traded under.

HS 2922.42Indicative HS code

Glutamic acid and its salts

World exports in 2024
$1.87B
+2.2% vs 2023, imports $1.84B
2019 to 2024
Top exporters
  1. China54.8%
  2. Thailand10.0%
  3. Indonesia8.5%
Top importers
  1. Japan9.7%
  2. Indonesia7.7%
  3. Vietnam * partner reported7.3%

* Partner reported figures, a lower bound.

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

The HS code shown for Dowex 50 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Dowex 50, based on the data on this page

What is Dowex 50?

Glutamic acid 5-methyl ester is a glutamic acid derivative that is glutamic acid in which the carboxy group at position 5 has been replaced by a methoxycarbonyl group. It is a glutamic acid derivative, a methyl ester and a non-proteinogenic alpha-amino acid.

What is the CAS number of Dowex 50?

The CAS registry number of Dowex 50 is 12640-54-9. Other or deprecated CAS numbers: 14487-45-7, 1499-55-4, 28677-37-4.

What is the molecular formula and weight of Dowex 50?

The molecular formula of Dowex 50 is C6H11NO4 and its molar mass is 161.16 g/mol.

Is Dowex 50 hazardous?

No GHS hazard classification for Dowex 50 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 Dowex 50?

Dowex 50 is usually classified under HS code 292242 (Glutamic acid and its salts). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dowex 50?

CompoundList lists 1 supplier of Dowex 50 in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Dowex 50?

Suppliers quote Dowex 50 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

Practical guides that help when you source, ship or handle Dowex 50

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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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