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Busulfan

CAS No.
55-98-1
Chemical Name:
Busulfan
Synonyms
myleran;busulfex;busulphan;1,4-BUTANEDIOL DIMETHANESULFONATE;Butane-1,4-diyl dimethanesulfonate;gt41;x149;mablin;Mylera;an33501
CBNumber:
CB2105891
Molecular Formula:
C6H14O6S2
Molecular Weight:
246.3
MDL Number:
MFCD00007562
MOL File:
55-98-1.mol
Last updated:2024-03-14 15:18:26

Busulfan Properties

Melting point 114-117 °C(lit.)
Boiling point 359.3°C (rough estimate)
Density 1.305 (estimate)
refractive index 1.5630 (estimate)
Flash point 9℃
storage temp. Inert atmosphere,Room Temperature
solubility Very slightly soluble in water, freely soluble in acetone and in acetonitrile, very slightly soluble in ethanol (96 per cent).
form Crystalline Powder
color Pale Brown
Water Solubility Decomposes
Merck 14,1505
BRN 1791786
Stability Moisture Sensitive
CAS DataBase Reference 55-98-1(CAS DataBase Reference)
NCI Dictionary of Cancer Terms busulfan; Busulfex; Myleran
FDA UNII G1LN9045DK
NCI Drug Dictionary busulfan
ATC code L01AB01
Proposition 65 List 1,4-Butanediol dimethanesulfonate (Busulfan)
IARC 1 (Vol. 4, Sup 7, 100A) 2012
EPA Substance Registry System Busulfan (55-98-1)

Pharmacokinetic data

Protein binding 7-32%
Excreted unchanged in urine 1-2%
Volume of distribution 0.62-0.85(L/kg)
Biological half-life 3 / -

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS06,GHS08
Signal word  Danger
Hazard statements  H301-H340-H350-H360FD
Precautionary statements  P202-P264-P270-P280-P301+P310-P405
Hazard Codes  T+,T,F
Risk Statements  45-26/27/28-63-46-36/37/38-23/24/25-39/23/24/25-11
Safety Statements  53-36/37/39-45-28A-36/37-16-7
RIDADR  UN 2811 6.1/PG 1
WGK Germany  3
RTECS  EK1750000
HazardClass  6.1(b)
PackingGroup  III
HS Code  29053990
Toxicity LD50 i.v. in rats: 1.8 mg/kg (Scherf)
NFPA 704
0
4 0

Busulfan price More Price(30)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich B2635 Busulfan analytical standard, for drug analysis 55-98-1 10g $41 2024-03-01 Buy
Sigma-Aldrich BP403 Busulfan British Pharmacopoeia (BP) Reference Standard 55-98-1 25MG $266 2024-03-01 Buy
Sigma-Aldrich B-094 Busulfan solution 1?mg/mL in acetonitrile, certified reference material, ampule of 1?mL, Cerilliant? 55-98-1 1ML $267 2024-03-01 Buy
TCI Chemical B1022 1,4-Butanediol Dimethanesulfonate >97.0%(T) 55-98-1 25g $97 2024-03-01 Buy
Alfa Aesar J61348 Busulfan, 98% 55-98-1 5g $22.65 2024-03-01 Buy
Product number Packaging Price Buy
B2635 10g $41 Buy
BP403 25MG $266 Buy
B-094 1ML $267 Buy
B1022 25g $97 Buy
J61348 5g $22.65 Buy

Busulfan Chemical Properties,Uses,Production

Description

Chemically, busulfan is classified as an alkyl sulfonate. One or both of the methylsulfonate ester moieties can be displaced by the nucleophilic N7 of guanine, leading to monoalkylated and cross-linked DNA. The extent of alkyl sulfonate–mediated DNA interstrand cross-linking has been shown to vary with the length of the alkyl chain between sulfonate esters, with the tetramethylene-containing busulfan showing less interstrand cross-linking capability than hexamethylene, methylene, or octamethylene analogues. Intrastrand cross-linking also occurs, preferentially at 5′-GA-3′ but also at 5′-GG-3′ sequences. Alkylation of Cys sulfhydryl groups is yet another mechanism of cytotoxicity.

Chemical Properties

White Crystalline Solid

Originator

Myleran,Burroughs- Wellcome,US,1954

Uses

Alkylating agent with antileukemic activity. Antineoplastic

Uses

Busulfan USP (Myleran) is used to treat Chronic granulocytic leukemia; other myeloproliferative disorders.

Uses

Antineoplastic alkylating agent, the palliative treatment of chronic myeloid leukemia, and insect sterilant.

Definition

ChEBI: A methanesulfonate ester that is butane-1,4-diol in which the hydrogens of the hydroxy groups are replaced by methanesulfonyl groups. An alkylating antineoplastic agent, it is used for the treatment of chronic myeloid leukemia (although it has been largely replaced by newer drugs). It is also used as an insect sterilant.

Indications

Busulfan (Myleran) is a bifunctional methanesulfonic ester that forms intrastrand cross-linkages with DNA. The drug is well absorbed after oral administration and has a plasma half-life of less than 5 minutes. Metabolites and degradation products are excreted primarily in the urine.
Busulfan is used in the palliative treatment of chronic granulocytic leukemia. Daily oral therapy results in decreased peripheral white blood cells and improved symptoms in almost all patients during the chronic phase of the disease. Excessive uric acid production from rapid tumor cell lysis should be prevented by coadministration of allopurinol.
At usual therapeutic dosages, busulfan is selectively toxic to granulocyte precursors rather than lymphocytes. Thrombocytopenia and anemia and less commonly, nausea, alopecia, mucositis, and sterility also may occur. Unusual side effects of busulfan include gynecomastia, a general increase in skin pigmentation, and interstitial pulmonary fibrosis.

Manufacturing Process

3.6 grams of redistilled 1,4-butanediol were dissolved in 10 ml of pyridine and the solution was cooled in ice and water. 9.6 grams of redistilled methanesulfonyl- chloride were added dropwise at such a rate that the temperature did not rise above 20°C. The solution was then allowed to stand at room temperature to; 30 minutes, during which time the temperature rose to 60°C. A thick precipitate of pyridine hydrochloride was formed.
The mass was cooled in ice water and was treated with 30 ml of ice cold water. On agitation, a white crystalline precipitate was formed. This was filtered off and washed well with ice cold water and allowed to drain on the pump. It weighed 7.8 grams and had a melting point of 100°C. 3.5 grams of the material were recrystallized from acetone and ether to give small white needles, having a melting point of 106°-107°C, unchanged by further recrystallization.

brand name

Myleran (GlaxoSmithKline).

Therapeutic Function

Antineoplastic

General Description

White crystals or powder.

General Description

Busulfan is available as 2-mg tablets for oral administrationand 10-mL vials for IV administration in the treatment ofchronic myelogenous leukemia (CML) and in high-dosetherapy for refractory leukemia with bone marrow transplant.The agent is well absorbed when given orally, well distributedinto tissues, and crosses the blood-brain barrier.Metabolism occurs in the liver to give mainly methane sulfonic acid by the action of glutathione-S-transferase. Other identified metabolites in humanshave included tetrahydrothiophene-1-oxide, sulfalene,primarily in the urine, and the terminal elimination half-lifeis 2.5 hours. Adverse effects include dose-limiting myelosuppression;nausea and vomiting that occur commonly butare generally mild; and pulmonary symptoms including interstitialpulmonary fibrosis, which is referred to as “busulfanlung,” occurs belatedly (1–10 years posttreatment) andalthough rare, it is severe. Other adverse effects includemucositis, skin rash, impotence, amenorrhea, infertility, hepatoxicity,insomnia, anxiety, and an increased risk of secondarymalignancies. At normal doses, the agent is welltolerated except for the myelosuppression that occurs. Thishas allowed for high-dose therapy with the agent when accompaniedby bone marrow transplant to counter the myelosuppressiveeffects.

General Description

As an alternative to utilizing aziridines as electrophilic species,it was found that simply utilizing a carbon chain terminated atboth ends by leaving groups gave compounds capable of actingas cross-linking agents.Busulfan utilizestwo sulfonate functionalities as leaving groups separated by afour-carbon chain that reacts with DNA to primarily form intrastrandcross-link at 5'-GA-3' sequences.The sulfonatesare also subject to displacement by the sulfhydryl functionsfound in cysteine and glutathione, and metabolic products areformed as a result of nucleophilic attack by these groups togenerate sulfonium species along with methane sulfonicacid.This is followed by conversion to tetrahydrothiophene,and further oxidation products are subsequently produced togive the sulfoxide and sulfone. The cyclic sulfone known assulfolane may be further oxidized to give 3-hydroxysulfolane.

Air & Water Reactions

Busulfan is an alkylating agent which hydrolyzes in water. .

Reactivity Profile

Busulfan is an alkylating agent which hydrolyzes in water. . Strong reducers may yield hydrogen sulfide.

Hazard

Extremely toxic, carcinogen, clastogenic, teratogenic, immunosuppressive, delayed bone marrow aplasia, cataracts, pigmentation, pulmonary thrombosis, cardiotoxic effects, thrombocytopenia.

Fire Hazard

Flash point data for Busulfan are not available. Busulfan is probably combustible.

Clinical Use

Busulfan is used in the treatment of chronic myelogenous leukemia and can be administered either orally or by IV infusion.

Side effects

Serious bone marrow hypoplasia and myelosuppression are possible with this agent, and recovery from busulfaninduced pancytopenia can take up to 2 years.

Safety Profile

Confirmed carcinogen producing leukemia, kidney, and uterine tumors. Experimental neoplastigenic and tumorigenic data. Poison by ingestion, subcutaneous, intraperitoneal, intravenous, and possibly other routes. Ingestion by pregnant women can cause cancer of the reproductive system of the fetus includtng the uterus. Human teratogenic effects by ingestion and possibly other routes include developmental abnormaltties of the eye, ear, craniofacial area including the nose and tongue, gastrointestinal system, endocrine system, urogenital system, and other unspecified areas. Other human reproductive effects by ingestion and possibly other routes include: impotence, changes in the uterus, cervix, and vagina, and menstrual-cycle dtsorders. Experimental reproductive effects. Human systemic effects by ingestion: general arteriolar or venous ddation of the eye, changes in structure or function of salivary glands. When heated to decomposition it emits toxic fumes of SOx. See also SULFONATES.

Synthesis

Busulfan, 1,4-butandioldimethansulfonate (30.2.3.1), is made by reacting butandiol with methanesulfonyl chloride.

Synthesis_55-98-1

Potential Exposure

Those involved in the manufacture,formulation, or use of this compound which finds application as an insect sterilant, and as a chemotherapeutic agenttaken orally to treat some kinds of leukemia.

Veterinary Drugs and Treatments

Busulfan may be useful in the adjunctive therapy of chronic granulocytic leukemias or polycythemia vera in small animals. Not commonly used in veterinary medicine.

Drug interactions

Potentially hazardous interactions with other drugs
Antibacterials: concentration increased by metronidazole.
Antipsychotics: avoid with clozapine, increased risk of agranulocytosis.
Antifungals: metabolism inhibited by itraconazole, monitor for signs of busulfan toxicity.

First aid

If this chemical gets into the eyes, remove anycontact lenses at once and irrigate immediately with wateror normal saline for 20 30 min, occasionally lifting upperand lower lids. Seek medical attention immediately. If thischemical contacts the skin, remove contaminated clothingand wash immediately with soap and water. Seek medicalattention immediately. If this chemical has been inhaled,remove from exposure, begin rescue breathing (using universal precautions, including resuscitation mask) if breathing has stopped and CPR if heart action has stopped.Transfer promptly to a medical facility. When this chemicalhas been swallowed, get medical attention. Give large quantities of water and induce vomiting. Do not make an unconscious person vomit.

Carcinogenicity

1,4-Butanediol dimethanesulfonate is known to be a human carcinogen based on sufficient evidence of carcinogenicity from studies in humans.

Metabolism

Busulfan is extensively metabolised in the liver, mainly by conjugation with glutathione, either spontaneously or mediated by the enzyme glutathione-S-transferase. About 12 inactive metabolites have been identified, which are excreted in the urine. About 1% of busulfan is excreted unchanged. Elimination in the faeces is considered to be negligible.

storage

Color Code—Blue: Health Hazard/Poison: Storein a secure poison location. Store in a refrigerator and protect from exposure to oxidizers or moisture. A regulated,marked area should be established where this chemical is handled, used, or stored in compliance with OSHAStandard 1910.1045.

Shipping

The label requirement for medicine, solid, toxic,n.o.s. is “POISONOUS/TOXIC MATERIALS.” Medicine,solid, toxic, n.o.s., fall in Hazard Class 6.1 and busulfanfalls in Packing Group II.

Incompatibilities

Oxidizers, moist air, and water.

References

[1]. probin v, wang y, zhou d. busulfan-induced senescence is dependent on ros production upstream of the mapk pathway. free radic biol med, 2007, 42(12): 1858-1865.
[2]. probin v, wang y, bai a, et al. busulfan selectively induces cellular senescence but not apoptosis in wi38 fibroblasts via a p53-independent but extracellular signal-regulated kinase-p38 mitogen-activated protein kinase-dependent mechanism. j pharmacol exp ther, 2006, 319(2): 551-560.
[3]. choi yj, ok dw, kwon dn, et al. murine male germ cell apoptosis induced by busulfan treatment correlates with loss of c-kit-expression in a fas/fasl- and p53-independent manner. febs lett, 2004, 575(1-3): 41-51.

Busulfan Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 373)Suppliers
Supplier Tel Email Country ProdList Advantage
Hebei Mojin Biotechnology Co., Ltd
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18871490254 linda@hubeijusheng.com CHINA 28180 58
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TargetMol Chemicals Inc.
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View Lastest Price from Busulfan manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Busulfan pictures 2023-07-01 Busulfan
55-98-1
US $0.00 / KG 1KG 99% 50000KG/month Hebei Mojin Biotechnology Co., Ltd
Busulfan pictures 2022-11-25 Busulfan
55-98-1
US $1.00 / kg 1kg 99% 300MT/month Hebei Duling International Trade Co. LTD
Busulfan pictures 2021-11-20 Busulfan
55-98-1
US $0.00 / Kg/Drum 10Kg/Drum 99% 5 河南启新药业有限公司
  • Busulfan pictures
  • Busulfan
    55-98-1
  • US $0.00 / KG
  • 99%
  • Hebei Mojin Biotechnology Co., Ltd
  • Busulfan pictures
  • Busulfan
    55-98-1
  • US $1.00 / kg
  • 99%
  • Hebei Duling International Trade Co. LTD
  • Busulfan pictures
  • Busulfan
    55-98-1
  • US $0.00 / Kg/Drum
  • 99%
  • 河南启新药业有限公司
BUSULFAN tetramethylene bis(methanesulfonate) 1,4-dimethanesulfonoxybutane 1,4-Bis(methyl sulfonoxy)butane 1,4-Butanediol dimethyl sulfonate (1,4-bis(methanesulfonyloxy)butane) 1,4-bis(methanesulfonoxy)butane 1,4-Bis(methane-sulponyloxy)butane 2041c.b. an33501 busulphane c.b.2041 citosulfan gt41 leucosulfan mablin methanesulfonicacid,tetramethyleneester mielevcin mielosan mielucin milecitan mileran misulban mitostan myeleukon myeloleukon myelosan mylecytan nci-c01592 nsc-750 nsc-750sulphabutin sulphabutin Tetramethylenedi(methane-sulphonate) tetramethylenedimethanesulfonate tetramethylenesterkyselinymethansulfonove x149 1,4-butanedioldimethanesulphonate 1,4-dimesyloxybutane 1,4-dimethanesulfonoxylbutane 1,4-dimethanesulfonyloxybutane 1,4-dimethanesulphonyloxybutane 1,4-dimethylsulfonoxybutane 1,4-dimethylsulfonyloxybutane 1,4-Butanediol-dimethanesulfonate Esters Mylera 1,4-Butanedioldimethanesulfonate BP2000 1,4-BUTANEDIOLDIMETHYLSULPHONATE 1,4-DIMETHANESULPHONOXYBUTANE Mitosan Myeleran Busulfan,98% Busulfan / 1,4-Butanediol diMethanesulfonate Busulfan/Myleran 4-(Methanesulfonyloxy)butyl Methanesulfonate Busulfan API Busulfan(Myleran,Busulfex,Busulphan) Busulfan (Myleran, Busulfex) 1,4-Butanedioldimethanesulfonate BP2000:Busulphan