A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
3-Bromoquinoline. Group: Biochemicals. Grades: Highly Purified. CAS No. 5332-24-1. Pack Sizes: 5g, 10g, 25g, 50g, 100g. Molecular Formula: C9H6BrN. US Biological Life Sciences.
Worldwide
3-Bromoquinoline-1-oxide
3-Bromoquinoline-1-oxide. Group: Biochemicals. Grades: Highly Purified. CAS No. 22615-00-5. Pack Sizes: 100mg, 250mg. Molecular Formula: C9H6BrNO, Molecular Weight: 224.05. US Biological Life Sciences.
Worldwide
3-Bromoquinoline-2-carbaldehyde
3-Bromoquinoline-2-carbaldehyde. Group: Biochemicals. Grades: Highly Purified. CAS No. 898559-24-5. Pack Sizes: 25mg, 50mg. Molecular Formula: C10H6BrNO, Molecular Weight: 236.07. US Biological Life Sciences.
Worldwide
3-Bromoquinoline-7-carboxylic Acid
3-Bromoquinoline-7-carboxylic Acid is a derivative compound of 3-Quinolinecarboxylic Acid (Q700500), a quinoline derivative with antimicrobial activity. Group: Biochemicals. Grades: Highly Purified. CAS No. 1344046-13-4. Pack Sizes: 10mg, 50mg. Molecular Formula: C10H6BrNO2, Molecular Weight: 252.06. US Biological Life Sciences.
Worldwide
3-Bromoquinoline ≥97% (GC)
3-Bromoquinoline ≥97% (GC). Group: Biochemicals. Grades: GC. Pack Sizes: 5g, 25g, 100g, 250g. US Biological Life Sciences.
Worldwide
3-Bromorifamycin S
3-Bromorifamycin S. Group: Biochemicals. Alternative Names: 2, 7- (Epoxypentadeca[1, 11, 13]trienimino) naphtho[2, 1-b]furan, Rifamycin Deriv.; 3-bromo-1,4-dideoxy-1,4-dihydro-1,4-dioxorifamycin. Grades: Highly Purified. CAS No. 57375-25-4. Pack Sizes: 50mg. US Biological Life Sciences.
Worldwide
3-Bromosalicylaldehyde
3-Bromosalicylaldehyde. Group: Biochemicals. Grades: Highly Purified. CAS No. 1829-34-1. Pack Sizes: 1g, 2g, 5g, 10g, 25g. Molecular Formula: C7H5BrO2. US Biological Life Sciences.
Worldwide
3-Bromo-s-triazolo[3,4-a]phthalazine
3-Bromo-s-triazolo[3,4-a]phthalazine. Group: Biochemicals. Alternative Names: 3-Bromo-1,2,4-triazolo[3,4-a]phthalazine. Grades: Highly Purified. CAS No. 21537-95-1. Pack Sizes: 50mg. US Biological Life Sciences.
Worldwide
3-Bromostyrene
3-Bromostyrene. Uses: This product is suitable for scientific research. Group: Monomers. Alternative Names: 1-Bromo-3-vinylbenzene, 1-Bromo-3-ethenylbenzene. CAS No. 2039-86-3. Product ID: 1-Bromo-3-ethenylbenzene. Molecular formula: 183.05. Mole weight: H2C=CHC6H4Br. Brc1cccc(C=C)c1. 1S/C8H7Br/c1-2-7-4-3-5-8 (9)6-7/h2-6H, 1H2. KQJQPCJDKBKSLV-UHFFFAOYSA-N. ≥ 97%.
3-Bromostyrene, 96.0%(GC), contains 0.1% TBC as stabilizer
3-Bromotetrahydrofuran. Group: Biochemicals. Grades: Highly Purified. CAS No. 19311-37-6. Pack Sizes: 100mg, 250mg. Molecular Formula: C4H7BrO, Molecular Weight: 151. US Biological Life Sciences.
Worldwide
3-Bromotetrahydrofuran
3-Bromotetrahydrofuran. Uses: Designed for use in research and industrial production. Product Category: Bromine Series. CAS No. 19311-37-6. Product ID: ACM19311376. Alfa Chemistry ISO 9001:2015 Certified.
3-Bromothianaphthene
3-Bromothianaphthene. Group: Small molecule semiconductor building blocks. CAS No. 7342-82-7. Product ID: 3-bromo-1-benzothiophene. Molecular formula: 213.1g/mol. Mole weight: C8H5BrS. C1=CC=C2C(=C1)C(=CS2)Br. InChI=1S / C8H5BrS / c9-7-5-10-8-4-2-1-3-6 (7) 8 / h1-5H. SRWDQSRTOOMPMO-UHFFFAOYSA-N.
3-Bromothieno[3,2-c]pyridin-4(5h)-one. Group: Biochemicals. Grades: Highly Purified. CAS No. 799293-83-7. Pack Sizes: 100mg, 250mg. Molecular Formula: C7H4BrNOS, Molecular Weight: 230.08. US Biological Life Sciences.
Worldwide
3-Bromothieno[3,2-c]pyridine
3-Bromothieno[3,2-c]pyridine. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 3-Bromothieno[3,2-c]pyridine. Product Category: Heterocyclic Organic Compound. CAS No. 28783-18-8. Molecular formula: C7H4BrNS. Product ID: ACM28783188. Alfa Chemistry ISO 9001:2015 Certified.
3-Bromothietane 1,1-dioxide
3-Bromothietane 1,1-dioxide. Uses: Designed for use in research and industrial production. Product Category: Bromine Series. CAS No. 59463-72-8. Molecular formula: C3H5BrO2S. Mole weight: 185.04. Product ID: ACM59463728. Alfa Chemistry ISO 9001:2015 Certified.
3-Bromothietane 1,1-dioxide
3-Bromothietane 1,1-dioxide. Group: Biochemicals. Grades: Highly Purified. CAS No. 59463-72-8. Pack Sizes: 25mg, 50mg. Molecular Formula: C3H5BrO2S, Molecular Weight: 185.04. US Biological Life Sciences.
Worldwide
3-Bromothioanisole
3-Bromothioanisole. Uses: Designed for use in research and industrial production. Product Category: Other. CAS No. 33733-73-2. Product ID: ACM33733732. Alfa Chemistry ISO 9001:2015 Certified.
3-Bromothioanisole (2-Bromophenyl Methyl Sulfide)
3-Bromothioanisole (2-Bromophenyl Methyl Sulfide). Group: Biochemicals. Alternative Names: 2-Bromophenyl Methyl Sulfide. Grades: Highly Purified. Pack Sizes: 5g. US Biological Life Sciences.
Worldwide
3-Bromothiofuran
3-Bromothiofuran. Group: Biochemicals. Alternative Names: ; 3-Bromothiophene; 3-Thienyl bromide; NSC 96612; β-Bromothiophene; 3-Bromothiphene. Grades: Highly Purified. CAS No. 872-31-1. Pack Sizes: 5g. Molecular Formula: C4H3BrS, Molecular Weight: 163.04. US Biological Life Sciences.
Worldwide
3-Bromothiophene
3-Bromothiophene is a bromine atom-substituted 3-halogenated thiophene with electrochemical stability, small porosity, and high π-π* lowest transition energy. 3-Bromothiophene is often used as a conductive polymer monomer [1] [2]. Uses: Scientific research. Group: Biochemical assay reagents. Alternative Names: 3-Bromothiophene. CAS No. 872-31-1. Pack Sizes: 1 g; 5 g; 10 g; 25 g; 50 g. Product ID: HY-59299.
3-Bromothiophene
25g Pack Size. Group: Building Blocks, Organics. Formula: C4H3BrS. CAS No. 872-31-1. Prepack ID 61276618-25g. Molecular Weight 163.04. See USA prepack pricing.
3-Bromothiophene
3-Bromothiophene. Group: Biochemicals. Grades: Highly Purified. CAS No. 872-31-1. Pack Sizes: 25g, 50g, 100g, 250g, 500g. Molecular Formula: C4H3BrS. US Biological Life Sciences.
3-Bromothiophene-2,5-diboronic acid, pinacol ester. Group: Biochemicals. Grades: Highly Purified. CAS No. 942070-04-4. Pack Sizes: 100mg, 250mg. Molecular Formula: C16H25B2BrO4S, Molecular Weight: 414.96. US Biological Life Sciences.
Worldwide
3-Bromothiophene-2-boronic acid
3-Bromothiophene-2-boronic acid. Group: Biochemicals. Grades: Highly Purified. CAS No. 162607-26-3. Pack Sizes: 25mg, 50mg, 100mg, 250mg, 500mg. US Biological Life Sciences.
Worldwide
3-Bromothiophene-2-boronic acid MIDA ester
3-Bromothiophene-2-boronic acid MIDA ester. Group: Salt.
3-Bromothiophene-2-carbaldehyde
3-Bromothiophene-2-carbaldehyde. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 3-Bromo-2-formylthiophene. Product Category: Thiophenes. Appearance: Colorless Clear Liquid. CAS No. 930-96-1. Molecular formula: C5H3BrOS. Mole weight: 191.05. Purity: 0.98. Product ID: ACM930961. Alfa Chemistry ISO 9001:2015 Certified. Categories: 3-Bromothiophene-2-carboxaldehyde.
3-Bromothiophene-2-carbaldehyde
3-Bromothiophene-2-carbaldehyde. Group: Biochemicals. Grades: Highly Purified. CAS No. 930-96-1. Pack Sizes: 1g, 2g, 5g, 10g, 25g. Molecular Formula: C5H3BrOS. US Biological Life Sciences.
Worldwide
3-Bromothiophene-2-carbonyl chloride
3-Bromothiophene-2-carbonyl chloride. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 3-bromothiophene-2-carbonyl chloride. Product Category: Thiophenes. Appearance: White to Pale Yellow Crystals. CAS No. 25796-68-3. Molecular formula: C5H2BrClOS. Mole weight: 225.49. Purity: 0.95. Product ID: ACM25796683. Alfa Chemistry ISO 9001:2015 Certified.
3-Bromothiophene-2-carboxaldehyde is a biochemical reagent that can be used as a biological material or organic compound for life science related research. Uses: Scientific research. Group: Biochemical assay reagents. Alternative Names: 3-Bromothiophene-2-carbaldehyde. CAS No. 930-96-1. Pack Sizes: 5 g; 10 g. Product ID: HY-W007753.
3-Bromothiophene-2-carboxamide
3-Bromothiophene-2-carboxamide. Uses: Designed for use in research and industrial production. Product Category: Bromine Series. CAS No. 76371-66-9. Product ID: ACM76371669. Alfa Chemistry ISO 9001:2015 Certified.
3-Bromothiophene-2-carboxylic acid
3-Bromothiophene-2-carboxylic acid. CAS No: 7311-64-0
Sarchem Laboratories New Jersey NJ
3-Bromothiophene-2-carboxylic acid
3-Bromothiophene-2-carboxylic acid. Group: Biochemicals. Grades: Highly Purified. CAS No. 7311-64-0. Pack Sizes: 10g, 25g, 50g, 100g, 250g. Molecular Formula: C5H3BrO2S. US Biological Life Sciences.
Worldwide
3-Bromothiophene-2-carboxylic acid
3-Bromothiophene-2-carboxylic acid. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 3-Bromothiophene-2-carboxylic acid. Product Category: Thiophenes. Appearance: White Powde. CAS No. 7311-64-0. Molecular formula: C5H3BrO2S. Mole weight: 207.05. Purity: 0.97. Product ID: ACM7311640. Alfa Chemistry ISO 9001:2015 Certified.
3-Bromothiophene-2-carboxylic acid 98+%
3-Bromothiophene-2-carboxylic acid 98+%. Group: Biochemicals. Grades: Reagent Grade. CAS No. 7311-64-0. Pack Sizes: 1g, 5g, 25g, 100g. US Biological Life Sciences.
Worldwide
3-Bromothiophene-2-Sulfonyl Chloride
3-Bromothiophene-2-Sulfonyl Chloride. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 3-Bromo-Thiophene-2-Sulfonyl Chloride; 2-Thiophenesulfonylchloride, 3-Bromo-. Product Category: Thiophenes. Appearance: Solid. CAS No. 170727-02-3. Molecular formula: C4H2BrClO2S2. Mole weight: 261.53. Product ID: ACM170727023. Alfa Chemistry ISO 9001:2015 Certified.
3-bromothiophene-4-boronic acid
AldrichCPR. Group: Organometallic reagents.
3-Bromothiophene-4-boronic acid
3-Bromothiophene-4-boronic acid. Uses: Designed for use in research and industrial production. Product Category: Boronic Acids. CAS No. 101084-76-8. Molecular formula: C4H4BBrO2S. Mole weight: 206.85. Purity: 0.96. Product ID: ACM101084768. Alfa Chemistry ISO 9001:2015 Certified.
3-Bromo thiophenol. Uses: Designed for use in research and industrial production. Product Category: Bromine Series. CAS No. 6320-01-0. Product ID: ACM6320010. Alfa Chemistry ISO 9001:2015 Certified. Categories: m-Bromobenzenethiol.
3-Bromotoluene
3-Bromotoluene. Group: Biochemicals. Grades: Highly Purified. CAS No. 591-17-3. Pack Sizes: 50g, 100g, 250g, 500g, 1kg. Molecular Formula: C7H7Br. US Biological Life Sciences.
Worldwide
3-Bromotoluene
100g Pack Size. Group: Building Blocks, Organics. Formula: C7H7Br. CAS No. 591-17-3. Prepack ID 17044599-100g. Molecular Weight 171.03. See USA prepack pricing.
3-Bromotoluene-[2,4,6-d3]
3-Bromotoluene-[2,4,6-d3]. Synonyms: 3-Bromotoluene-2,4,6-D3; 3-Bromotoluene-d3. Grade: ≥95%; 98% atom D. CAS No. 1219805-60-3. Molecular formula: C7H4D3Br. Mole weight: 174.05.
3-Bromotoluene-[d7]
3-Bromotoluene-[d7]. Synonyms: 3-Bromotoluene D7; 3-Methylbromobenzene-d7; 1-bromo-3-(methyl-d3)benzene-2,4,5,6-d4; m-Bromotoluene-d7; m-Tolyl bromide-d7; 5-Bromotoluene-d7; 3-Bromo-1-methylbenzene-d7; m-Methylbromobenzen-d7. Grade: ≥95% by HPLC; 98% atom D. CAS No. 1185318-69-7. Molecular formula: C7D7Br. Mole weight: 178.08.
Light yellow liquid or solid. 98%. Synonym: 1-(3-Bromophenyl)-1-pentanone. CAS No. 174496-36-7. Pack Sizes: Typically in stock: 5g, 50g. Mole weight: 241.13. MP/BP: M.P. 43. Order No: FR-3028.
Frinton Laboratories
3-Bromo-vortioxetine Hydrobromide
3-Bromo-vortioxetine Hydrobromide is an impurity of the drug Vortioxetine (V766000), which is a multimodal serotonergic agent. It inhibits 5-HT1A, 5-HT1B, 5-HT3A, 5-HT7 receptors and SERT. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 5mg. Molecular Formula: C18H21BrN2S; HBr, Molecular Weight: 377.348091. US Biological Life Sciences.
Worldwide
3-Bromo Vortioxetine Hydrobromide
An impurity of Vortioxetine. Vortioxetine is a novel antidepressant medication used primarily to treat major depressive disorder (MDD) in adults. It works by modulating serotonin (5-HT) levels and activity in the brain through multiple mechanisms, including inhibition of serotonin reuptake, antagonism of 5-HT3, 5-HT7, and 5-HT1D receptors, partial agonism of 5-HT1B receptors, and agonism of 5-HT1A receptors. Synonyms: Vortioxetine Bromo Impurity HBr; 3-Bromo-vortioxetine Hydrobromide; Piperazine, 1-[2-[(3-bromo-2,4-dimethylphenyl)thio]phenyl]-, hydrobromide (1:1); 1-(2-((3-Bromo-2,4-dimethylphenyl)thio)phenyl)piperazine hydrobromide. Grade: ≥95%. CAS No. 2725536-51-4. Molecular formula: C18H21BrN2S.HBr. Mole weight: 458.25.
3-Bromo Zolpidem (Zolpidem impurity B)
3-Bromo Zolpidem (Zolpidem impurity B). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-[2-(3-Bromo-4-methylphenyl)-6-methylimidazo[1,2-a]pyridin-3-yl]-N,N-dimethylacetamide, 3'-Bromozolpidem, 2-[2-(3-Bromo-4-methylphenyl)-6-methylimidazo[1,2-a]pyridin-3-yl]-N,N-dimethylacetamide, Zolpidem Imp. B (EP). Pack Sizes: 1MG. IUPAC Name: 2-[2-(3-bromo-4-methylphenyl)-6-methylimidazo[1,2-a]pyridin-3-yl]-N,N-dimethylacetamide. Molecular formula: C19H20BrN3O. Mole weight: 386.29. Catalog: APS004533. SMILES: CN(C)C(=O)Cc1c(nc2ccc(C)cn12)c3ccc(C)c(Br)c3. Format: Neat. Shipping: Room Temperature.
3-b-Sialyl-N-acetyllactosamine
3-b-Sialyl-N-acetyllactosamine is a pivotal compound, primarily harnessed to study a myriad of afflictions predominant in the realm of glycan recognition and cell adhesion. Synonyms: Neu5Ac2-b-3Gal1-b-4GlcNAc. CAS No. 210418-18-1. Molecular formula: C25H42N2O19. Mole weight: 674.6.
3b-tert-Butyldimethylsilyloxy epiandrosterone
3b-tert-Butyldimethylsilyloxy epiandrosterone. Group: Biochemicals. Alternative Names: (3b, 5a) -3-[[ (1, 1-Dimethylethyl) dimethylsilyl]oxy]-androstan-17-one; 3b-[ (tert-Butyldimethylsilyl) oxy]-17-oxo-5a-androstane. Grades: Highly Purified. CAS No. 57711-44-1. Pack Sizes: 25mg, 50mg, 100mg, 250mg, 500mg. Molecular Formula: C25H44O2Si. US Biological Life Sciences.
Worldwide
3B-Ursodeoxycholic Acid
Used as an anticholelithogenic. Group: Biochemicals. Alternative Names: (3 β,5 β,7 β)-3,7-Dihydroxycholan-24-oic Acid; 3 β,7 β-Dihydroxy-5 β-cholan-24-oic Acid; 3 β,7 β-Dihydroxy-5 β-cholanic Acid; 3 β,7 β-Dihydroxy-5 β-cholanoic Acid; Isoursodeoxycholic Acid; Ursodeoxycholic Acid EP Impurity H. Grades: Highly Purified. CAS No. 78919-26-3. Pack Sizes: 10mg, 25mg, 50mg. Molecular Formula: C24H40O4, Molecular Weight: 392.57. US Biological Life Sciences.
Worldwide
3b-Ursodeoxycholic Acid-d5
Deuterated Ursodeoxcholic Acid, which is used as an anticholelithogenic. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
An impurity of Roflumilast. Roflumilast is a selective, long-acting inhibitor of the enzyme phosphodiesterase-4 (PDE-4). Synonyms: Roflumilast Impurity 6. CAS No. 2368178-29-2. Molecular formula: C17H14Cl2F2N2O3. Mole weight: 403.20.
3-Buten-1-amine
3-Buten-1-amine is a useful research chemical. Group: Biochemicals. Grades: Highly Purified. CAS No. 2524-49-4. Pack Sizes: 250mg, 500mg. Molecular Formula: C4H9N, Molecular Weight: 71.12. US Biological Life Sciences.
Worldwide
3-Buten-1-ol
3-Buten-1-ol is an aliphatic primary alcohol used as a reagent in organic synthesis. Group: Biochemicals. Alternative Names: 1-Buten-4-ol; 1-Hydroxy-3-butene; 3-Butenyl Alcohol; 4-Hydroxy-1-butene; Allylcarbinol; Homoallyl Alcohol; NSC 60194; β-Vinylethanol. Grades: Highly Purified. CAS No. 627-27-0. Pack Sizes: 5g. US Biological Life Sciences.
Worldwide
3-Buten-1-ol
An impurity of Pemetrexed, which is used for the treatment of malignant pleural mesothelioma (MPM) in combination with cisplatin, a platinum-containing chemotherapeutic drug. Synonyms: 1-Buten-4-ol; 1-Hydroxy-3-butene; 3-Butenol; 3-Butenyl alcohol; 4-Hydroxy-1-butene; Allylcarbinol; Homoallyl alcohol; NSC 60194; β-Vinylethanol. Grade: ≥95%. CAS No. 627-27-0. Molecular formula: C4H8O. Mole weight: 72.11.
3-Buten-1-ol
3-Buten-1-ol is an aliphatic primary alcohol used as a reagent in organic synthesis. Uses: 3-buten-1-ol is an aliphatic primary alcohol used as a reagent in organic synthesis. Additional or Alternative Names: 4-Hydroxy-1-butene; V6966; 79116-EP2305698A2; PubChem18909; UNII-3DB2KRM1I9; 3-Buten-1-O1; 627-27-0; ZINC1530356; KSC353Q2N; NSC60194. Product Category: Alkenes. Appearance: Clear colorless liquid. CAS No. 627-27-0. Molecular formula: C4H8O. Mole weight: 72.107g/mol. IUPACName: but-3-en-1-ol. Canonical SMILES: C=CCCO. Density: 0.838. ECNumber: 210-991-3. Product ID: ACM627270. Alfa Chemistry ISO 9001:2015 Certified.
3-Buten-2-ol
3-Buten-2-ol. Uses: Designed for use in research and industrial production. Product Category: Alkenes. CAS No. 598-32-3. Molecular formula: C4H8O. Mole weight: 72.11. Product ID: ACM598323. Alfa Chemistry ISO 9001:2015 Certified. Categories: 3-Buten-2-one.
3-Buten-2-ol
5g Pack Size. Group: Biochemicals, Building Blocks. Formula: C4H8O. CAS No. 598-32-3. Prepack ID 11629844-5g. Molecular Weight 72.11. See USA prepack pricing.
3-Buten-2-one,1-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-4-[4-(dimethylamino)phenyl]-. Uses: Designed for use in research and industrial production. Additional or Alternative Names: (1E,3E)-4-[4-(DIMETHYLAMINO)PHENYL]-1-(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)BUT-3-EN-2-ONE;3-BUTEN-2-ONE, 1-(1,3-DIHYDRO-1,3,3-TRIMETHYL-2H-INDOL-2-YLIDENE)-4-[4-(DIMETHYLAMINO)PHENYL]-. Product Category: Heterocyclic Organic Compound. CAS No. 75513-45-0. Molecular formula: C23H26N2O. Mole weight: 346.47. Purity: 0.96. IUPACName: 4-[4-(dimethylamino)phenyl]-1-(1,3,3-trimethylindol-2-ylidene)but-3-en-2-one. Canonical SMILES: CC1(C2=CC=CC=C2N(C1=CC(=O)C=CC3=CC=C(C=C3)N(C)C)C)C. Density: 1.133g/cm³. Product ID: ACM75513450. Alfa Chemistry ISO 9001:2015 Certified.
3-Buten-2-one,4-(dimethylamino)-1,1-dimethoxy-
3-Buten-2-one,4-(dimethylamino)-1,1-dimethoxy-. Uses: Designed for use in research and industrial production. Additional or Alternative Names: BUTTPARK 43\57-38;1,1-DIMETHOXY-4-DIMETHYLAMINOBUT-3-EN-2-ONE;4-(DIMETHYLAMINO)-1,1-DIMETHOXYBUT-3-EN-2-ONE;4-(Dimethylamino)-1,1-dimethoxybut-3-en-2-one, 95+%. Product Category: Heterocyclic Organic Compound. CAS No. 67751-23-9. Molecular formula: C8H15NO3. Mole weight: 173.21. Product ID: ACM67751239. Alfa Chemistry ISO 9001:2015 Certified. Categories: 187242-85-9.
3-Buten-2-one (90%). (Stabilized with <1% Hydroquinone)
3-Buten-2-one is an industrial pollutant that is used as an alkylating agent in organic synthesis. 3-Buten-2-one also forms polymers that are susceptible to photodegradation. Group: Biochemicals. Grades: Highly Purified. CAS No. 78-94-4. Pack Sizes: 50ml, 100ml. Molecular Formula: C4H6O. US Biological Life Sciences.