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Heterocyclic compounds

Calcium levofolinate

Also known as C20H21CaN7O7, calcium (2S)-2-{[4-({[(6S)-2-amino-5-formyl-4-oxo-3,4,5,6,7,8-hexahydropteridin-6-yl]methyl}amino)phenyl]formamido}pentanedioate, calcium, (2S)-2-[[4-[[(6S)-2-amino-5-formyl-4-oxo-1,6,7,8-tetrahydropteridin-6-yl]methylamino]benzoyl]amino]pentanedioate

Formula C20H21CaN7O7Molar mass 511.51 g/molEC 801-530-2
GHS signal word: Danger. Pictograms: Serious health hazard 2 suppliers listed
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Calcium levofolinate chemical structure, C20H21CaN7O7
2D chemical structure

Key facts

What buyers check first

All properties
Formula
C20H21CaN7O7
Molar mass
511.51 g/mol
EC number
801-530-2
HS code
293359
Category
Heterocyclic compounds

What is Calcium levofolinate?

Plain description, key identifiers and synonyms

Calcium levofolinate is a chemical substance with the molecular formula C20H21CaN7O7 and a molar mass of 511.51 g/mol. The IUPAC name is calcium (4S)-4-[[4-[[(6S)-2-amino-5-formyl-4-oxido-7,8-dihydro-6H-pteridin-6-yl]methylamino]benzoyl]amino]-5-hydroxy-5-oxopentanoate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
calcium (4S)-4-[[4-[[(6S)-2-amino-5-formyl-4-oxido-7,8-dihydro-6H-pteridin-6-yl]methylamino]benzoyl]amino]-5-hydroxy-5-oxopentanoate
EC number
801-530-2
Molecular formula
C20H21CaN7O7
InChI
InChI=1S/C20H23N7O7.Ca/c21-20-25-16-15(18(32)26-20)27(9-28)12(8-23-16)7-22-11-3-1-10(2-4-11)17(31)24-13(19(33)34)5-6-14(29)30;/h1-4,9,12-13,22H,5-8H2,(H,24,31)(H,29,30)(H,33,34)(H4,21,23,25,26,32);/q;+2/p-2/t12-,13-;/m0./s1
Canonical SMILES
Nc1nc([O-])c2c(n1)NCC(CNc1ccc(C(=O)NC(CCC(=O)[O-])C(=O)O)cc1)N2C=O.[Ca+2]
Isomeric SMILES
C1[C@@H](N(C2=C(N1)N=C(N=C2[O-])N)C=O)CNC3=CC=C(C=C3)C(=O)N[C@@H](CCC(=O)[O-])C(=O)O.[Ca+2]

Synonyms

  • C20H21CaN7O7
  • calcium (2S)-2-{[4-({[(6S)-2-amino-5-formyl-4-oxo-3,4,5,6,7,8-hexahydropteridin-6-yl]methyl}amino)phenyl]formamido}pentanedioate
  • calcium, (2S)-2-[[4-[[(6S)-2-amino-5-formyl-4-oxo-1,6,7,8-tetrahydropteridin-6-yl]methylamino]benzoyl]amino]pentanedioate

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
511.51 g/molcalc.
Exact mass
511.1128 Dacalc.
LogP (octanol/water)
-2.67calc.
Topological polar surface area
225.8 Ųcalc.
Hydrogen bond donors
5calc.
Hydrogen bond acceptors
11calc.
Rotatable bonds
10calc.
Heavy atoms
35calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.3calc.
Formal charge
0calc.
Stereocentres
2calc.
Components
2calc.
Lipinski rule of five
Fails (2 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, c1ccc(NCC2CNc3ncncc3N2)cc1

c1ccc(NCC2CNc3ncncc3N2)cc1

3 rings, 18 atoms.

4 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H317May cause an allergic skin reaction.
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled.
Precautionary statements (15)
  • P233Keep container tightly closed.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P271Use only outdoors or in a well-ventilated area.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P342 + P316If experiencing respiratory symptoms: Get emergency medical help immediately.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403Store in a well-ventilated place.
  • P501Dispose of contents and container in accordance with local regulations.

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

Full safety data and first aid

Calcium levofolinate suppliers

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All 2 suppliers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

2 suppliers in 1 country

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Calcium levofolinate 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

Roles

  • antineoplastic agent
  • pharmaceutical

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 Calcium levofolinate is traded under.

HS 2933.59Indicative HS code

Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring, other

World exports in 2024
$18.4B
+10.5% vs 2023, imports $24.8B
2019 to 2024
Top exporters
  1. Ireland43.6%
  2. Switzerland * partner reported26.3%
  3. China7.9%
Top importers
  1. Slovenia30.3%
  2. United States30.1%
  3. Germany15.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Calcium levofolinate, based on the data on this page

What is Calcium levofolinate?

Calcium levofolinate is a chemical substance with the molecular formula C20H21CaN7O7 and a molar mass of 511.51 g/mol. The IUPAC name is calcium (4S)-4-[[4-[[(6S)-2-amino-5-formyl-4-oxido-7,8-dihydro-6H-pteridin-6-yl]methylamino]benzoyl]amino]-5-hydroxy-5-oxopentanoate.

What is the molecular formula and weight of Calcium levofolinate?

The molecular formula of Calcium levofolinate is C20H21CaN7O7 and its molar mass is 511.51 g/mol.

What is Calcium levofolinate used for?

Known uses and roles of Calcium levofolinate include antineoplastic agent and pharmaceutical.

Is Calcium levofolinate hazardous?

Calcium levofolinate carries the GHS signal word "Danger". Main hazards: may cause an allergic skin reaction, may cause allergy or asthma symptoms or breathing difficulties if inhaled. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Calcium levofolinate?

Calcium levofolinate is usually classified under HS code 293359 (Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Calcium levofolinate?

CompoundList lists 2 suppliers of Calcium levofolinate in Switzerland. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Calcium levofolinate?

Suppliers quote Calcium levofolinate 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 Calcium levofolinate

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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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