EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes
 

leucovorin calcium
L-glutamic acid, N-[4-[[(2-amino-5-formyl-1,4,5,6,7,8-hexahydro-4-oxo-6-pteridinyl)methyl]amino]benzoyl]-, calcium salt (1:1)

Supplier Sponsors

CAS Number: 1492-18-8Picture of molecule3D/inchi
Other(deleted CASRN):30771-29-0
ECHA EINECS - REACH Pre-Reg:216-082-8
FDA UNII: RPR1R4C0P4
MDL:MFCD00006704
Molecular Weight:511.50877000
Formula:C20 H21 Ca N7 O7
BioActivity Summary:listing
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:pharmaceuticals / chemical synthisis
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
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Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
PubMed:Search
NCBI:Search
 
Physical Properties:
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Flash Point: 32.00 °F. TCC ( 0.00 °C. ) (est)
logP (o/w): -3.187 (est)
Soluble in:
 water, 3324 mg/L @ 25 °C (est)
 
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
 
Cosmetic Information:
None found
 
Suppliers:
BOC Sciences
For experimental / research use only.
Calcium folinate >98%
Odor: characteristic
Use: leucovorin calcium is an active metabolite of folic acid (also called folinic acid and citrovorum factor), which does not require metabolism by dihydrofolate reductase, the molecular target of folate antagonist-type chemotherapeutic drugs. Leucovorin ca
George Uhe Company
Calcium Folinate
Glentham Life Sciences
Folinic acid calcium salt hydrate
Maypro Industries
Calcium Folinate
Santa Cruz Biotechnology
For experimental / research use only.
Folinic acid calcium salt hydrate
Sigma-Aldrich
For experimental / research use only.
Folinic acid calcium salt hydrate
 
Safety Information:
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
intraperitoneal-mouse LD50 1036 mg/kg
Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 23, Pg. 93, 1992.

intravenous-mouse LD50 732 mg/kg
Drugs in Japan Vol. 6, Pg. 910, 1982.

oral-mouse LD50 > 7000 mg/kg
Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 23, Pg. 93, 1992.

intraperitoneal-rat LD50 1063 mg/kg
Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 23, Pg. 93, 1992.

oral-rat LD50 > 8000 mg/kg
Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 23, Pg. 93, 1992.

Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
 
Safety in Use Information:
Category:
pharmaceuticals / chemical synthisis
Recommendation for leucovorin calcium usage levels up to:
 not for fragrance use.
 
Recommendation for leucovorin calcium flavor usage levels up to:
 not for flavor use.
 
Safety References:
EPI System: View
ClinicalTrials.gov:search
Daily Med:search
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :6099896
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:3
calcium;2-[[4-[(2-amino-5-formyl-4-oxo-1,6,7,8-tetrahydropteridin-6-yl)methylamino]benzoyl]amino]pentanedioate
Chemidplus:0001492188
RTECS:MA0600500 for cas# 1492-18-8
 
References:
 calcium;2-[[4-[(2-amino-5-formyl-4-oxo-1,6,7,8-tetrahydropteridin-6-yl)methylamino]benzoyl]amino]pentanedioate
NIST Chemistry WebBook:Search Inchi
Pubchem (cid):6099896
Pubchem (sid):134981332
 
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
CHEMBL:View
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2933.59.8000
MedlinePlusSupp:View
ChemSpider:View
Wikipedia:View
 
Potential Blenders and core components note
None Found
 
Potential Uses:
None Found
 
Occurrence (nature, food, other):note
 not found in nature
 
Synonyms:
 calcium (2S)-2-[(4-{[(2-amino-5-formyl-4-hydroxy-5,6,7,8-tetrahydropteridin-6-yl)methyl]amino}benzoyl)amino]pentanedioate
 calcium (2S)-2-[(4-{[(2-amino-5-formyl-4-oxo-1,4,5,6,7,8-hexahydro-6-pteridinyl)methyl]amino}benzoyl)amino]pentanedioate
(6S)-calcium folinate
 calcium leucovorin
 calcium, [L-glutamato(2-)-kappaO1,kappaO5, N-[4-[[(2-amino-5-formyl-1,4,5,6,7,8-hexahydro-4-oxo-6-pteridinyl)methyl]amino]benzoyl]-]-
 calcium;2-[[4-[(2-amino-5-formyl-4-oxo-1,6,7,8-tetrahydropteridin-6-yl)methylamino]benzoyl]amino]pentanedioate
 calciumlevofolinate
(+)-L-folinic acid calcium salt
5-formlyl-5,6,7,8-tetrahydrofolic acid, calcium salt
5-formyl-5,6,7,8-tetrahydrofolic acid calcium salt
L-glutamic acid, N-[4-[[(2-amino-5-formyl-1,4,5,6,7,8-hexahydro-4-oxo-6-pteridinyl)methyl]amino]benzoyl]-, calcium salt (1:1)
 leucovorin calcium salt
 wellcovorin
 

Articles:

PubMed:[A case of pathological complete response with neoadjuvant mFOLFOX6 chemotherapy for advanced lower rectal cancer].
PubMed:Analysis of saliva samples from oncological patients treated with 5-fluorouracil and leucovorin calcium by scanning electron microscopy with energy dispersive system.
PubMed:Early ovarian pregnancy diagnosed by ultrasound and successfully treated with multidose methotrexate. A case report.
PubMed:A phase II randomized study of combined infusional leucovorin sodium and 5- FU versus the leucovorin calcium followed by 5-FU both in combination with irinotecan or oxaliplatin in patients with metastatic colorectal cancer.
PubMed:A clinical study on safety and efficacy of Aidi injection combined with chemotherapy.
PubMed:Cerebral folate receptor autoantibodies in autism spectrum disorder.
PubMed:Use of uridine triacetate for the management of fluorouracil overdose.
PubMed:Combination adjuvant chemotherapy with oxaliplatin, 5-fluorouracil and leucovorin after liver transplantation for hepatocellular carcinoma: a preliminary open-label study.
PubMed:Clinical observation of Endostar® combined with chemotherapy in advanced colorectal cancer patients.
PubMed:Hyperbranched poly(amine-ester) based hydrogels for controlled multi-drug release in combination chemotherapy.
PubMed:Simultaneous determination of 6R-leucovorin, 6S-leucovorin and 5-methyltetrahydrofolate in human plasma using solid phase extraction and chiral liquid chromatography-tandem mass spectrometry.
PubMed:Oral signs of intravenous chemotherapy with 5-Fluorouracil and Leucovorin calcium in colon cancer treatment.
PubMed:[Efficacy of oxaliplatin plus 5-fluorouracil/leucovorin calcium combined with concurrent radiotherapy for local advanced gastric cancer].
PubMed:Variation in the cost of medications for the treatment of colorectal cancer.
PubMed:Oxaliplatin-induced hypersensitivity reaction displaying marked elevation of immunoglobulin E.
PubMed:Reversible posterior leukoencephalopathy syndrome after bevacizumab/FOLFIRI regimen for metastatic colon cancer.
PubMed:Symptomatic venous thromboembolism in cancer patients treated with chemotherapy: an underestimated phenomenon.
PubMed:Leucovorin (calcium folinate) in "antifreeze" poisoning.
PubMed:Preoperative FLAC/granulocyte-colony-stimulating factor chemotherapy for stage II breast cancer: a prospective randomized trial.
PubMed:Cobalamin C disease presenting as hemolytic-uremic syndrome in the neonatal period.
PubMed:Phenytoin and fluorouracil interaction.
PubMed:UFT plus oral leucovorin calcium (Orzel) and radiation in combined modality therapy: a comprehensive review.
PubMed:High-dose methotrexate-doxycycline interaction.
PubMed:Phase II trial of intermediate dose methotrexate in combination with vinblastine, doxorubicin, and cisplatin in patients with unresectable or metastatic transitional cell carcinoma.
PubMed:Common vitamin B complex agents and folic acid: Part IV. Leucovorin calcium (citrovorum factor, folinic acid [wellcovorin]).
PubMed:5-Fluorouracil and d,l-leucovorin calcium are active to treat unresectable hepatocellular carcinoma patients: preliminary results of a phase II study.
PubMed:[Intra-arterial 5-FU/intra-venous MTX therapy for metastatic liver lesions].
PubMed:Modulation of 5-fluorouracil with high-dose leucovorin calcium: activity in ovarian cancer and correlation with CA-125 levels.
PubMed:California: new drugs added to AIDS drug assistance program.
PubMed:Trimetrexate. A review of its pharmacodynamic and pharmacokinetic properties and therapeutic potential in the treatment of Pneumocystis carinii pneumonia.
PubMed:Incompatibility of fluorouracil with leucovorin calcium or levoleucovorin calcium.
PubMed:Clinical pharmacokinetics and pharmacology of trimetrexate.
PubMed:Cisplatin, fluorouracil, and leucovorin. Increased toxicity without improved response in squamous cell head and neck cancer.
PubMed:Substitution of l-leucovorin for d,l-leucovorin in the rescue from high-dose methotrexate treatment in patients with osteosarcoma.
PubMed:A thin-layer chromatographic method to determine process impurities in leucovorin calcium.
PubMed:Phase II trial of 5-fluorouracil, high-dose leucovorin calcium, and dipyridamole in advanced prostate cancer.
PubMed:Drug treatment of colorectal cancer. Current status.
PubMed:Phase I clinical trial with floxuridine and high-dose continuous infusion of leucovorin calcium.
PubMed:Oral zidovudine, continuous-infusion fluorouracil, and oral leucovorin calcium: a phase I study.
PubMed:Clinical pharmacokinetics of high-dose leucovorin calcium after intravenous and oral administration.
PubMed:[The results of simultaneous radio-chemotherapy in advanced head and neck tumors].
PubMed:Prospective randomized comparison of fluorouracil versus fluorouracil and high-dose continuous infusion leucovorin calcium for the treatment of advanced measurable colorectal cancer in patients previously unexposed to chemotherapy.
PubMed:Pulmonary carcinoid presenting as multiple subcutaneous nodules.
PubMed:Toxicity of vincristine overdose in a patient with invasive mole.
PubMed:Phase I trial of semustine plus weekly fluorouracil and high-dose leucovorin calcium in patients with advanced colorectal cancer.
PubMed:[Management of the administration of leucovorin calcium in high-dose methotrexate therapy].
PubMed:Leucovorin calcium enhancement of mucositis after continuous infusion fluorouracil and short infusion cisplatin.
PubMed:Stability of floxuridine and leucovorin calcium admixtures for intraperitoneal administration.
PubMed:Cisplatin, fluorouracil with leucovorin calcium enhancement, and synchronous accelerated radiotherapy in the management of locally advanced head and neck cancer: a phase II study.
PubMed:Refractory metastatic breast cancer: salvage therapy with fluorouracil and high-dose continuous infusion leucovorin calcium.
PubMed:New vistas for leucovorin in cancer chemotherapy.
PubMed:Bioequivalence of two leucovorin calcium tablet formulations.
PubMed:Diminishing bioavailability of oral leucovorin calcium.
PubMed:Plasma and tumor tissue pharmacology of high-dose intravenous leucovorin calcium in combination with fluorouracil in patients with advanced colorectal carcinoma.
PubMed:Haziness in leucovorin calcium for injection.
PubMed:Pharmacokinetics of leucovorin calcium after intravenous, intramuscular, and oral administration.
PubMed:Treatment of advanced-stage colorectal adenocarcinoma with fluorouracil and high-dose leucovorin calcium: a pilot study.
PubMed:Acute bullous dermatosis and onycholysis due to high-dose methotrexate and leucovorin calcium.
PubMed:Absorption kinetics of orally administered leucovorin calcium.
PubMed:Primary chemotherapy for localized non-Hodgkin's lymphomas with diffuse histologic characteristics. Preliminary report of a prospective study.
PubMed:Surgical complications in patients with head and neck cancer receiving chemotherapy.
PubMed:Maintenance chemotherapy for high-risk patients. A preliminary report.
PubMed:Purity profiles of pteroylglutamate reference substances by high-performance liquid chromatography.
PubMed:Preparing cancer patients to administer medication.
PubMed:Stability and compatibility of antitumor agents in glass and plastic containers.
PubMed:Clinical and laboratory reevalution of dichloromethotrexate.
PubMed:High-dose methotrexate in combination chemotherapy for small cell lung cancer.
PubMed:Adjuvant methotrexate and leucovorin in head and neck squamous cancer. Two-year follow-up of a pilot project.
PubMed:Methotrexate-induced renal failure and ineffectiveness of peritoneal dialysis.
PubMed:Leucovorin calcium administration and preparation.
PubMed:Mycosis fungoides with pulmonary involvement. A complete remission.
PubMed:Primary osteogenic sarcoma: pathologic aspects in 20 patients after treatment with chemotherapy en bloc resection, and prosthetic bone replacement.
PubMed:T-cell rosette test in squamous cell carcinoma of the head and neck.
PubMed:Studies in bullous diseases. Treatment of pemphigus vulgaris with immunosuppressives (steroids and methotrexate) and leucovorin calcium.
PubMed:Acute toxoplasmosis. Effective treatment with pyrimethamine, sulfadiazine, leucovorin calcium, and yeast.
PubMed:LEUCOVORIN calcium.
 
Notes:
the active metabolite of folic acid. leucovorin is used principally as its calcium salt as an antidote to folic acid antagonists which block the conversion of folic acid to folinic acid.
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