A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
1-Chloro-2-[ (4-chlorophenyl) difluoromethyl]-4- (trifluoromethyl) benzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 95998-70-2. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C14H7Cl2F5. US Biological Life Sciences.
Worldwide
1-Chloro-2,4-difluorobenzene
1-Chloro-2,4-difluorobenzene. CAS No. 1435-44-5. Product ID: ACM1435445. Molecular formula: C6H3ClFNO2. Mole weight: 148.54. Alfa Chemistry - ISO 9001:32057 Certified.
1-Chloro-2,4-difluorobenzene
1-Chloro-2,4-difluorobenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 1435-44-5. Pack Sizes: 500mg, 1g. Molecular Formula: C6H3ClF2, Molecular Weight: 148.54. US Biological Life Sciences.
Worldwide
1-Chloro-2,4-dinitrobenzene
1-Chloro-2,4-dinitrobenzene is a benzene derivative and is used in biochemical research as a substrate for glutathione S-transferase. Group: Biochemicals. Alternative Names: 1-Chloro-2,4-nitrobenzene; 2,4-Dinitro-1-chlorobenzene; 2,4-Dinitrochlorobenzene; 2,4-Dinitrophenyl chloride; 2-Chloro-1,5-dinitrobenzene; 4-Chloro-1,3-dinitrobenzene; 6-Chloro-1,3-dinitrobenzene; CDNB; DNCB; Dinitrochlorobenzene; NSC 6292; 1,3-Dinitro-4-chlorobenzene. Grades: Highly Purified. CAS No. 97-00-7. Pack Sizes: 100mg. US Biological Life Sciences.
Worldwide
1-Chloro-2,4-dinitrobenzene
500g Pack Size. Group: Building Blocks, Organics. Formula: ClC6H3(NO2)2. CAS No. 97-00-7. Prepack ID 10509994-500g. Molecular Weight 202.55. See USA prepack pricing.
1-Chloro-2,4-dinitrobenzene
100g Pack Size. Group: Building Blocks, Organics. Formula: ClC6H3(NO2)2. CAS No. 97-00-7. Prepack ID 10509994-100g. Molecular Weight 202.55. See USA prepack pricing.
1-Chloro-2,4-dinitrobenzene-[d3]
1-Chloro-2,4-dinitrobenzene-[d3]. Synonyms: 1-chloro-2,4-dinitrobenzene-3,5,6-D3. Grade: 98% atom D. CAS No. 347840-12-4. Molecular formula: C6D3ClN2O4. Mole weight: 205.57.
1-Chloro-2-(4-ethoxybenzyl)-4-iodobenzene
1-Chloro-2-(4-ethoxybenzyl)-4-iodobenzene is used in the synthesis of Dapagliflozin (D185370), a sodium-glucose transporter 2 inhibitor. Group: Biochemicals. Grades: Highly Purified. CAS No. 1103738-29-9. Pack Sizes: 1g, 5g. Molecular Formula: C15H14ClIO, Molecular Weight: 372.63. US Biological Life Sciences.
1-Chloro-2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)benzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 346656-42-6. Pack Sizes: 25mg, 50mg. Molecular Formula: C11H14BClO2, Molecular Weight: 224.49. US Biological Life Sciences.
Worldwide
1-Chloro-2,5-difluoro-4-nitrobenzene
1-Chloro-2,5-difluoro-4-nitrobenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 578-28-9. Pack Sizes: 100mg, 250mg. Molecular Formula: C6H2ClF2NO2, Molecular Weight: 193.54. US Biological Life Sciences.
Worldwide
1-Chloro-2,5-difluorobenzene
1-Chloro-2,5-difluorobenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 2367-91-1. Pack Sizes: 500mg, 1g. Molecular Formula: C6H3ClF2, Molecular Weight: 148.54. US Biological Life Sciences.
Worldwide
1-Chloro-2,5-dimethoxybenzene
1-Chloro-2,5-dimethoxybenzene. Group: Biochemicals. Alternative Names: 2-Chloro-1,4-dimethoxybenzene. Grades: Highly Purified. CAS No. 2100-42-7. Pack Sizes: 250g, 500g, 1Kg, 2Kg. US Biological Life Sciences.
Worldwide
1-Chloro-2,6-dinitrobenzene
1-Chloro-2,6-dinitrobenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 606-21-3. Pack Sizes: 1g, 2g, 5g, 10g, 25g. Molecular Formula: C6H3ClN2O4. US Biological Life Sciences.
Worldwide
1-Chloro-[2,6]naphthyridine
1-Chloro-[2,6]naphthyridine. Group: Biochemicals. Grades: Highly Purified. CAS No. 80935-78-0. Pack Sizes: 100mg, 250mg, 500mg, 1g, 2g. US Biological Life Sciences.
Worldwide
1-Chloro-2,7-naphthyridine
1-Chloro-2,7-naphthyridine. Group: Biochemicals. Grades: Highly Purified. CAS No. 69042-30-4. Pack Sizes: 250mg, 500mg, 1g, 2g, 5g. Molecular Formula: C8H5ClN2. US Biological Life Sciences.
Worldwide
1-Chloro-2-(chlorodifluoromethyl)benzene
1-Chloro-2-(chlorodifluoromethyl)benzene. Alternative Names: a,2-Dichloro-a,a-difluorotoluene. CAS No. 115345-92-1. Product ID: ACM115345921. Molecular formula: C7H4Cl2F2. Mole weight: 197.01. Alfa Chemistry - ISO 9001:32057 Certified.
1-Chloro-2-deoxy-3,4-di-O-toluoyl-D-ribopyranose
1-Chloro-2-deoxy-3,4-di-O-toluoyl-D-ribopyranose is an organic molecule with multifarious applications in natural product synthesis. By virtue of its pharmacological properties, it has emerged as a promising player in the realm of cancer therapy and other afflictions. Its potential use in treating various diseases has garnered considerable attention from the scientific community. Synonyms: ((3R,4S)-6-Chloro-3,4,6-trihydroxytetrahydro-2H-pyran-3,4-diyl)bis(o-tolylmethanone); [(4S,5R)-2-chloro-2,4,5-trihydroxy-5-(2-methylbenzoyl)oxan-4-yl]-(2-methylphenyl)methanone. CAS No. 516511-18-5. Molecular formula: C21H21ClO5. Mole weight: 388.84.
1-Chloro-2-deoxy-3,5-di-O-acetyl-a-D-ribofuranose
1-Chloro-2-deoxy-3,5-di-O-acetyl-a-D-ribofuranose holds a pivotal role as an essential intermediary in the production of various antiviral and anticancer pharmaceuticals. Its primary application lies in the synthesis of nucleoside analogues, which demonstrate potent efficacy against herpesvirus, hepatitis B and C viruses, and HIV. Furthermore, the acetylated variant of this compound, namely acyclovir, exhibits remarkable antiviral activity and is frequently prescribed for the treatment of herpes simplex and varicella zoster viruses. The versatility of this compound in the medical field underscores its significance in pharmacological research. Synonyms: 1-Chloro-2-deoxy-3,5-di-O-acetyl-a-D-ribofuranose; 73446-73-8. CAS No. 73446-73-8. Molecular formula: C9H13ClO5. Mole weight: 236.65.
1-Chloro-2-deoxy-3,5-di-O-benzoyl-α-D-ribofuranose exemplifies a pivotal compound utilized in the realm of biomedicine for multifarious objectives. This compound plays a crucial role in the advancement of antiviral agents with selective efficacy against DNA and RNA viruses that incite viral infections. It serves as an indispensable foundational constituent in the synthesis of nucleoside analog medications, which demonstrate potent antiviral activity against afflictions such as herpes, hepatitis, and HIV. CAS No. 503625-15-8. Molecular formula: C19H17ClO5. Mole weight: 360.79.
Chlorodeoxyribocytidine, known for its antiviral and anticancer properties, has found its use in treating chronic hepatitis B and C as well as several cancer types. Its mechanism of action is attributed to the suppression of viral DNA replication and neoplastic cell proliferation by disrupting nucleic acid biosynthesis. The nucleoside analog serves as a potential candidate for managing tumorigenesis and viral infections.
1-Chloro-2-deoxy-3,5-di-O-p-nitrobenzoyl-D-ribofuranose, an indispensable compound in the field of biomedicine, emerges as a cornerstone. Its paramount significance lies in its involvement in the formulation of therapeutics targeting a myriad of ailments. By participating in the synthesis of nucleosides and nucleotides, integral to antiviral and anticancer treatments, this compound assumes a pivotal role. CAS No. 51841-98-6. Molecular formula: C19H15ClN2O9. Mole weight: 450.78.
1-Chloro-2-deoxy-3,5-di-O-toluoyl-α-D-ribofuranose is a vital tool for examining nucleoside analogs and carbohydrate-based entities within the scientific realm. And it is a chemical compound possessing noteworthy significance in the synthesis of diverse pharmaceuticals dedicated to combating a plethora of diseases. Synonyms: 2-Deoxy-3,5-di-O-(4-toluoyl)-a-D-erythro-pentofuranosyl chloride; 3,5-Di-O-4-tolouyl-2-deoxy-D-ribofuranosyl chloride; Hoffers a-chloro sugar. CAS No. 4330-21-6. Molecular formula: C21H21ClO5. Mole weight: 388.84.
1-Chloro-2-ethynylbenzene
1-Chloro-2-ethynylbenzene. CAS No: 873-31-3
Sarchem Laboratories New Jersey NJ
1-Chloro-2-fluoro-3-iodobenzene
1-Chloro-2-fluoro-3-iodobenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 72373-82-1. Pack Sizes: 100mg, 250mg. Molecular Formula: C6H3ClFI, Molecular Weight: 256.44. US Biological Life Sciences.
Worldwide
1-Chloro-2-fluoro-3-nitrobenzene
1-Chloro-2-fluoro-3-nitrobenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 2106-49-2. Pack Sizes: 500mg, 1g. Molecular Formula: C6H3ClFNO2, Molecular Weight: 175.55. US Biological Life Sciences.
Worldwide
1-Chloro-2-fluorobenzene
1-Chloro-2-fluorobenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 348-51-6. Pack Sizes: 500mg, 1g. Molecular Formula: C6H4ClF, Molecular Weight: 130.55. US Biological Life Sciences.
Worldwide
1-Chloro-2-iodo-4,5-dimethyl-benzene
1-Chloro-2-iodo-4,5-dimethyl-benzene is an intermediate used to synthesize 2,2'-halogenated-4,4',5,5'-tetramethyl biphenyl and their derivative dianhydrides. Group: Biochemicals. Grades: Highly Purified. CAS No. 755758-89-5. Pack Sizes: 100mg, 500mg. Molecular Formula: C8H8ClI, Molecular Weight: 266.51. US Biological Life Sciences.
Worldwide
1-Chloro-2-iodo-4-nitrobenzene
1-Chloro-2-iodo-4-nitrobenzene is an intermediate for Vismodegib (V674700) and Vismodegib-d4 (V674702), pharmaceuticals that target the hedgehog (Hh) pathway. Group: Biochemicals. Grades: Highly Purified. CAS No. 74534-15-9. Pack Sizes: 500mg, 1g. Molecular Formula: C6H3ClINO2. US Biological Life Sciences.
1-Chloro-2-iodoethane (stabilized with Copper chip)
1-Chloro-2-iodoethane (stabilized with Copper chip). Group: Biochemicals. Alternative Names: 2-Chloroethyl Iodide (stabilized with Copper chip); 2-Iodoethyl Chloride (stabilized with Copper chip). Grades: Highly Purified. CAS No. 624-70-4. Pack Sizes: 250mg, 500mg, 1g, 2g, 5g. US Biological Life Sciences.
Worldwide
1-Chloro-2-methyl-2-propanol
Chloro-2-methyl-2-propanol. CAS No. 558-42-9.
Pennsylvania PA
1-Chloro-2-methylbutane
1-Chloro-2-methylbutane, is a pesticide that is found in baked potatoes when tested through gas chromatography. Group: Biochemicals. Grades: Highly Purified. CAS No. 616-13-7. Pack Sizes: 1g, 5g. Molecular Formula: C5H11Cl, Molecular Weight: 106.59. US Biological Life Sciences.
Worldwide
1-Chloro-2-methylpropene
1-Chloro-2-methylpropene is a reagent in the synthesis of pyrrolyl and indolyl diketo acids and esters as nucleotide-competitive non-nucleoside inhibitors of terminal deoxynucleotidyl transferase. Group: Biochemicals. Grades: Highly Purified. CAS No. 513-37-1. Pack Sizes: 1g, 5g. Molecular Formula: C4H7Cl. US Biological Life Sciences.
Worldwide
1-Chloro-2-methylpropyl Chloroformate
1-Chloro-2-methylpropyl Chloroformate is a versatile reactant used in solid phase oligodeoxyribonucleoti de synthesis via two-step cycle using peroxy anion deprotection. Group: Biochemicals. Grades: Highly Purified. CAS No. 92600-11-8. Pack Sizes: 500mg, 1g. Molecular Formula: C5H8Cl2O2, Molecular Weight: 171.02. US Biological Life Sciences.
1-Chloro-2-nitro-4-trifluoromethanesulfonyl-benzene. Alternative Names: 1-CHLORO-2-NITRO-4-TRIFLUOROMETHANESULFONYL-BENZENE;1-CHLORO-2-NITRO-4-[(TRIFLUOROMETHYL)SULFONYL]BENZENE;2-NITRO-4-(TRIFLUOROMETHYLSULFONYL)CHLOROBENZENE. CAS No. 1550-27-2. Product ID: ACM1550272. Molecular formula: C7H3ClF3NO4S. Mole weight: 289.62. Alfa Chemistry - ISO 9001:32057 Certified.
1-Chloro-2-nitro-4- (trifluoromethoxy) benzene
1-Chloro-2-nitro-4- (trifluoromethoxy) benzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 588-09-0. Pack Sizes: 100mg, 250mg. Molecular Formula: C7H3ClF3NO3, Molecular Weight: 241.55. US Biological Life Sciences.
Worldwide
1-Chloro-2-nitrobenzene
1-Chloro-2-nitrobenzene is a useful synthetic intermediate. It was used in the synthesis of 1-hydroxybenzotriazole derivatives. Reaction of 1-chloro-2-nitrobenzene with dinitrogen pentoxide in dichloromethane is strongly catalysed by H-Faujasite-720. Group: Biochemicals. Grades: Highly Purified. CAS No. 88-73-3. Pack Sizes: 100g, 250g. Molecular Formula: C6H4ClNO2. US Biological Life Sciences.
Worldwide
1-Chloro-2-nitrobenzene-d4
1-Chloro-2-nitrobenzene-d4 is the labeled version of 1-Chloro-2-nitrobenzene (C367105), which is a useful synthetic intermediate. It was used in the synthesis of 1-hydroxybenzotriazole derivatives. Reaction of 1-chloro-2-nitrobenzene with dinitrogen pentoxide in dichloromethane is strongly catalysed by H-Faujasite-720. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 5mg. Molecular Formula: C6D4ClNO2, Molecular Weight: 161.58. US Biological Life Sciences.
Worldwide
1-Chloro-2-propanol
1-Chloro-2-propanol is an intermediate used to synthesize propylene oxide, a starting material for production of polyurethane polyols and propylene glycol. Group: Biochemicals. Grades: Highly Purified. CAS No. 127-00-4. Pack Sizes: 1g, 5g. Molecular Formula: C3H7ClO, Molecular Weight: 94.54. US Biological Life Sciences.
1-Chloro-2-propanol 2- (4-methyl Benzene sulfonate) , is an intermediate in the synthesis of rac-Moramide (M630200). Group: Biochemicals. Grades: Highly Purified. CAS No. 54619-32-8. Pack Sizes: 250mg, 500mg. Molecular Formula: C10H13ClO3S, Molecular Weight: 248.73. US Biological Life Sciences.
Worldwide
1-Chloro-2-propanol Phosphorochloridate
1-Chloro-2-propanol Phosphorochloridate is an intermediate in the synthesis of metabolite of organic flame retardants. Group: Biochemicals. Alternative Names: Phosphorochloridic Acid, Bis(2-chloro-1-methylethyl) Ester. Grades: Highly Purified. CAS No. 13674-83-4. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
1-Chloro-2-propanol Phosphorochloridate-d12
Isotope labelled 1-Chloro-2-propanol Phosphorochloridate is an intermediate in the synthesis of metabolite of organic flame retardants. Group: Biochemicals. Alternative Names: Phosphorochloridic Acid, Bis(2-chloro-1-methylethyl) Ester-d12. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
1-Chloro-2- (trifluoromethoxy) benzene
1-Chloro-2- (trifluoromethoxy) benzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 450-96-4. Pack Sizes: 500mg, 1g. Molecular Formula: C7H4ClF3O, Molecular Weight: 196.55. US Biological Life Sciences.
Worldwide
1-Chloro-3-[(1-methylethyl)amino]-2-propanol
1-Chloro-3-[(1-methylethyl)amino]-2-propanol acts as a reagent in the preparation of isothiazolo[5,4-d]pyrimidine derivatives as antitumor agents, preparation of tri azoly thiopropanolamines as potential cardiovascular agents. Group: Biochemicals. Grades: Highly Purified. CAS No. 50666-68-7. Pack Sizes: 100mg, 250mg. Molecular Formula: C6H14ClNO, Molecular Weight: 151.63. US Biological Life Sciences.
Worldwide
1-Chloro-3-(1-phenylvinyl)benzene
1-Chloro-3-(1-phenylvinyl)benzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 29265-81-4. Pack Sizes: 50mg, 100mg, 250mg, 500mg, 1g. US Biological Life Sciences.
Worldwide
1-Chloro-3-(1-phenylvinyl)benzene ≥97%
1-Chloro-3-(1-phenylvinyl)benzene ≥97%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100mg, 250mg, 1g, 2.5g. US Biological Life Sciences.
1-Chloro-3,4-dihydronaphthalene-2-carbaldehyde. Group: Biochemicals. Grades: Highly Purified. CAS No. 3262-3-1. Pack Sizes: 25mg, 50mg. Molecular Formula: C11H9ClO, Molecular Weight: 192.64. US Biological Life Sciences.
Worldwide
1-Chloro-3-[4-(ethoxymethyl)phenyl]benzene
1-Chloro-3-[4-(ethoxymethyl)phenyl]benzene. CAS No. 109523-99-1. Product ID: ACM109523991. Alfa Chemistry - ISO 9001:32057 Certified.
1-Chloro-3,5,7-trimethyladamantane
1-Chloro-3,5,7-trimethyladamantane is an intermediate in the synthesis of related compounds of Memantine (HCl salt, M218000) which is used as an antiparkinsonian and antispasmodic. Group: Biochemicals. Grades: Highly Purified. CAS No. 17768-27-3. Pack Sizes: 100mg, 1g. Molecular Formula: C13H21Cl. US Biological Life Sciences.
1-Chloro-3,5-Di-(4-Chlorobenzoyl)-2-Deoxy-D-Ribose ≥90%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g, 100g. US Biological Life Sciences.
Worldwide
1-Chloro-3,5-difluorobenzene
1-Chloro-3,5-difluorobenzene. CAS No. 1435-43-4. Product ID: ACM1435434. Mole weight: 148.54. Alfa Chemistry - ISO 9001:32057 Certified.
1-Chloro-3,5-difluorobenzene
1-Chloro-3,5-difluorobenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 1435-43-4. Pack Sizes: 500mg, 1g. Molecular Formula: C6H3ClF2, Molecular Weight: 148.54. US Biological Life Sciences.
Worldwide
1-Chloro-3,5-dimethoxybenzene
1-Chloro-3,5-dimethoxybenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 7051-16-3. Pack Sizes: 25g, 50g, 100g, 250g, 500g. Molecular Formula: C8H9ClO2. US Biological Life Sciences.
Worldwide
1-Chloro-3,5-dimethoxybenzene ≥97% (GC)
1-Chloro-3,5-dimethoxybenzene ≥97% (GC). Group: Biochemicals. Grades: GC. Pack Sizes: 1g, 5g, 25g, 100g. US Biological Life Sciences.
Worldwide
1-Chloro-3,5-dimethyl adamantane
1-Chloro-3,5-dimethyl adamantane. Group: Biochemicals. Grades: Highly Purified. CAS No. 707-36-8. Pack Sizes: 5g, 10g, 25g, 50g, 100g. Molecular Formula: C12H19CI. US Biological Life Sciences.
Worldwide
1-Chloro-3,5-di-O-toluoyl-2-deoxy-D-ribofuranose
The synthesis pathway for the compound '(2R,3S)-5-chloro-2-(((4-methylbenzoyl)oxy)methyl)tetrahydrofuran-3-yl 4-methylbenzoate' involves the protection of the hydroxyl group in the tetrahydrofuran ring, followed by the introduction of the 4-methylbenzoyl group at the C-3 position. The resulting intermediate is then reacted with 4-methylbenzoic acid to form the final product. Alternative Names: [(2R,3S)-5-chloro-3-(4-methylbenzoyl)oxyoxolan-2-yl]methyl 4-methylbenzoate. CAS No. 3601-89-6. Purity: 95%. Product ID: ACM3601896. Molecular formula: C21H21ClO5. Mole weight: 388.85. IUPAC Name: [(2R,3S)-5-chloro-3-(4-methylbenzoyl)oxyoxolan-2-yl]methyl 4-methylbenzoate. Canonical SMILES: CC1=CC=C(C=C1)C(=O)OCC2C(CC(O2)Cl)OC(=O)C3=CC=C(C=C3)C. Alfa Chemistry - ISO 9001:32057 Certified.
1-Chloro-3-(chloromethyl)-5-fluorobenzene
1-Chloro-3-(chloromethyl)-5-fluorobenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 79944-65-3. Pack Sizes: 25mg, 50mg. Molecular Formula: C7H5Cl2F, Molecular Weight: 179.02. US Biological Life Sciences.
1-Chloro-3-fluoro-2-propanol is a component of Gliftor (G410000) which is a rodenticide. Group: Biochemicals. Grades: Highly Purified. CAS No. 453-11-2. Pack Sizes: 1g, 2.5g. Molecular Formula: C3H6ClFO, Molecular Weight: 112.53. US Biological Life Sciences.
Worldwide
1-Chloro-3-fluoro-5-(3-nitrophenyl)benzene
1-Chloro-3-fluoro-5-(3-nitrophenyl)benzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 1355247-83-4. Pack Sizes: 100mg, 250mg. Molecular Formula: C12H7ClFNO2, Molecular Weight: 251.64. US Biological Life Sciences.
Worldwide
1-Chloro-3-fluoro-5-(4-nitrophenyl)benzene
1-Chloro-3-fluoro-5-(4-nitrophenyl)benzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 1352318-39-8. Pack Sizes: 100mg, 250mg. Molecular Formula: C12H7ClFNO2, Molecular Weight: 251.64. US Biological Life Sciences.
Worldwide
1-Chloro-3-fluoro-5-nitrobenzene
1-Chloro-3-fluoro-5-nitrobenzene. Group: Biochemicals. Grades: Highly Purified. CAS No. 4815-64-9. Pack Sizes: 100mg, 250mg. Molecular Formula: C6H3ClFNO2, Molecular Weight: 175.55. US Biological Life Sciences.