Our biochemicals, antibodies, recombinant proteins, cell culture media and molecular biology kits are used in virtually all scientific applications.From affordable research quantities to larger bulk amounts.
A new nitrification inhibitor to be used on solid and in liquid fertilizers and slurry. Group: Biochemicals. Alternative Names: 3,4-Dimethyl-1H-pyrazole Phosphate; DMPP; Entec. Grades: Highly Purified. CAS No. 202842-98-6. Pack Sizes: 1g, 5g, 10g, 25g. Molecular Formula: C5H11N2O4P, Molecular Weight: 194.13. US Biological Life Sciences.
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3- (4-Formylaminobutyryl) pyridine
3- (4-Formylaminobutyryl) pyridine. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
An amino alcohol metabolite of nicotine, and precursor to NNK. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 250ug. US Biological Life Sciences.
An intermediate in the synthesis of pharmaceutical actives, intermediates and other fine chemicals. Group: Biochemicals. Alternative Names: Homopiperonylamine, 1,3-Benzodioxole-5-ethanamine. Grades: Highly Purified. Pack Sizes: 100mg. US Biological Life Sciences.
A reagent for covalently attaching Biotin to proteins via a cleavable connector arm. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences.
A reagent for covalently attaching Biotin to proteins via a cleavable connector arm. Group: Biochemicals. Alternative Names: BPE. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
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3-(4-Nitrophenyl)-2,3-dibromopropionic Acid
3-(4-Nitrophenyl)-2,3-dibromopropionic Acid. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2g. US Biological Life Sciences.
Intermediate in the preparation of Sildenafil analogues. Group: Biochemicals. Alternative Names: 1-Methyl-4-(2-propoxybenzamido)-3-propylpyrazole-5-carboxamide; 1-Methyl-4-[(2-propoxybenzoyl)amino]-3-propyl-1H-pyrazole-5-carboxamide. Grades: Highly Purified. CAS No. 139756-04-0. Pack Sizes: 100mg. US Biological Life Sciences.
Intermediate in the preparation of Sildenafil analogues. Group: Biochemicals. Grades: Highly Purified. CAS No. 374776-34-8. Pack Sizes: 50mg. US Biological Life Sciences.
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3,5-cyclo-Abiraterone
3,5-cyclo-Abiraterone is derived from Abiraterone (A108490), which is a steroidal cytochrome P 450 17α-hydroxylase-17,20-lyase inhibitor (CYP17), is currently undergoing phase II clinical trials as a potential drug for the treatment of androgen-dependent prostate cancer. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C24H31NO. US Biological Life Sciences.
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3, 5-Diacetyl oxyacetophenone
3, 5-Diacetyl oxyacetophenone. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 250mg. US Biological Life Sciences.
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3,5-Dibenzyloxyacetphenone
3, 5-Dibenzyl oxyacetphenone. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 250mg. US Biological Life Sciences.
A useful synthetic intermediate. Group: Biochemicals. Grades: Purified. Pack Sizes: 1g. US Biological Life Sciences.
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3,5-Dibromopyridine
3,5-Dibromopyridine. Group: Biochemicals. Grades: Highly Purified. CAS No. 625-92-3. Pack Sizes: 10g, 25g, 50g, 100g. Molecular Formula: C?H?BrN?, Molecular Weight: 236.89. US Biological Life Sciences.
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3,5-Dichloro-2-hydroxybenzenesulfonic acid, sodium salt (HDCBS-Na)
Chromogenic reagent for HDL cholesterol. HDL (High Density Lipoproteins) are responsible for the reverse transport of cholesterol from peripheral cells to the liver, where cholesterol is transformed to bile acids. These are excreted into the intestine via the biliary tract. Monitoring of HDL-cholesterol in serum is of clinical importance because there is an inverse correlation between serum HDL-cholesterol concentrations and the risk of atherosclerotic disease. It is believed that elevated HDL-cholesterol concentrations offer protection against coronary heart disease, while reduced HDL-cholesterol concentrations, particularly in conjunction with elevated triglycerides, increase cardiovascular risk. Group: Biochemicals. Grades: Highly Purified. CAS No. 54970-72-8. Pack Sizes: 50g, 100g. US Biological Life Sciences.
Of interest for the early detection and treatment of congenital or drug-induced hypothyroidism. Group: Biochemicals. Alternative Names: O-(4-Hydroxyphenyl)-3,5-diiodo-L-tyrosine. Grades: Highly Purified. CAS No. 1041-01-6. Pack Sizes: 1g. US Biological Life Sciences.
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3,5-Dimethoxypyridine
3,5-Dimethoxypyridine. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1g. US Biological Life Sciences.
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3,5-Dimethyl-1H-pyrazole-4-carbaldehyde
3,5-Dimethyl-1H-pyrazole-4-carbaldehyde. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 50mg. US Biological Life Sciences.
A sulfhydryl cross-linking reagent. Group: Biochemicals. Alternative Names: MTS-17-O5-MTS. Grades: Highly Purified. CAS No. 384342-61-4. Pack Sizes: 25mg. US Biological Life Sciences.
A sulfhydryl cross-linking reagent. Group: Biochemicals. Alternative Names: MTS-14-04-MTS. Grades: Highly Purified. CAS No. 212262-08-3. Pack Sizes: 10mg. US Biological Life Sciences.
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3,6,9-Trioxaeicos-19-en-1-ol
3,6,9-Trioxaeicos-19-en-1-ol. Group: Biochemicals. Grades: Highly Purified. CAS No. 130727-45-6. Pack Sizes: 25mg. US Biological Life Sciences.
A sulfhydryl cross-linking reagent. Group: Biochemicals. Alternative Names: MTS-11-03-MTS. Grades: Highly Purified. CAS No. 212262-02-7. Pack Sizes: 10mg. US Biological Life Sciences.
A sulfhydryl cross-linking reagent. Group: Biochemicals. Alternative Names: Mts-8-O2-Mts. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
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3,6-Thioxanthenediamine-10,10-dioxide
3,6-Thioxanthenediamine-10,10-dioxide. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5g. US Biological Life Sciences.
A selective A2 adenosine receptor antagonist. Pharmacology: Ki vs [3H]NECA at A2 receptors in rat striatal membranes: 11± 3 uM; Ki vs [3H]CHA at A1 receptors in rat cerebral cortical membranes: 45 ± 4 uM. Group: Biochemicals. Alternative Names: DMPX, 3,7-Dimethyl-1-(2-propynyl)xanthine. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
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3, 7-Dimethyl-8- (p-sulfonamidophenyl) xanthine
A weak water soluble A2 -adenosine receptor antagonist. UV lmax (log e, MeOH): 203 nm (4.45), 239 nm (4.34), 301 nm (4.26). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 50mg. US Biological Life Sciences.
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3,7-Dimethyl-8-p-sulfophenylxanthine
A weak water soluble A2 -adenosine receptor antagonist. UV lmax (log e, MeOH): 203 nm (4.45), 239 nm (4.34), 301 nm (4.26). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences.
IQ-type carcinogens found in cooked food are biotransformed and bind to DNA through sequential N2-hydroxylation and. Group: Biochemicals. Alternative Names: NO2-MeIQx. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
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3,8-Dinitro-6-phenyl-phenanthridine (. )
3,8-Dinitro-6-phenyl-phenanthridine (). Group: Biochemicals. Alternative Names: Grades: Highly Purified. Pack Sizes: 500mg. US Biological Life Sciences.
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3a,12-a-Dihydroxy-7-diazirdinecholanic Acid
3a,12-a-Dihydroxy-7-diazirdinecholanic Acid. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences.
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3-Acetamido-2,4-dimethylphenol
Used in the preparation of Mepivacaine metabolites as well as pyrrolizidine derivatives with antiarrhythmic activity. Group: Biochemicals. Alternative Names: N- (3-Hydroxy-2, 6-dimethylphenyl) acetamide. Grades: Highly Purified. CAS No. 100445-95-2. Pack Sizes: 100mg. US Biological Life Sciences.
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3-Acetonylpyridine
3-Acetonylpyridine. Group: Biochemicals. Alternative Names: 1-(3-Pyridinyl)-2-propanone; Methyl 3-Pyridylmethyl Ketone; NSC 42755. Grades: Highly Purified. CAS No. 6302-03-0. Pack Sizes: 100mg. US Biological Life Sciences.
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3-Acetopropanol-d4
Substrate for alcohol dehydrogenase. Group: Biochemicals. Alternative Names: 1-Hydroxy-4-pentanone-d4; 3-Acetyl-1-propanol-d4; γ-Acetopropyl-d4 Alcohol. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
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3-Acetoxy-2,2-dimethylbutyryl Chloride
3-Acetoxy-2,2-dimethylbutyryl Chloride. Group: Biochemicals. Alternative Names: β-Hydroxy-α,α-dimethylbutyryl Chloride Acetate. Grades: Highly Purified. CAS No. 859082-28-3. Pack Sizes: 25mg. US Biological Life Sciences.
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3-Acetoxy-2-methylbenzoic Acid
3-Acetoxy-2-methylbenzoic Acid. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1g. US Biological Life Sciences.
3-Acetoxy-3-methylpentane-1,5-dioic Acid Anhydride. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1g. US Biological Life Sciences.
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3-Acetoxydibenz[a, h]anthracene
3-Acetoxydibenz[a, h]anthracene. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
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3-Acetoxyindole
A useful synthetic intermediate. Group: Biochemicals. Grades: Highly Purified. CAS No. 608-08-2. Pack Sizes: 1g. US Biological Life Sciences.
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3-Acetoxymethyl-4-acetoxyacetophenone
Salmeterol intermediate. Group: Biochemicals. Alternative Names: 4'-Hydroxy-3'- (hydroxymethyl) acetophenone Diacetate; 1- [4- (Acetyloxy) -3- [ (acetyloxy) methyl] phenyl] ethanone. Grades: Highly Purified. CAS No. 24085-06-1. Pack Sizes: 1g. US Biological Life Sciences.
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3-Acetyl-3-chlorodihydrofuranone
3-Acetyl-3-chlorodihydrofuranone. Group: Biochemicals. Alternative Names: 2-Chloro-2- (2-hydroxyethyl) acetoacetic Acid γ-lactone; 2-Acetyl-2-chlorobutyrolactone. Grades: Highly Purified. CAS No. 2986-00-7. Pack Sizes: 250mg. US Biological Life Sciences.
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3-Acetyl-4- (2, 3-epoxypropoxy) butyranilide
Intermediate in the preparation of Acebutolol. Group: Biochemicals. Alternative Names: N-[3-Acetyl-4- (oxiranylmethoxy) phenyl]butanamide; Acebutolol Impurity A (EP). Grades: Highly Purified. CAS No. 28197-66-2. Pack Sizes: 100mg. US Biological Life Sciences.
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3-Acetyl-4-(2,3-epoxypropoxy-d5)butyranilide
Intermediate in the preparation of labeled Acebutolol. Group: Biochemicals. Alternative Names: N-[3-Acetyl-4- (oxiranylmethoxy) phenyl]-butanamide-d5; Acebutolol Impurity A (EP)-d5. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
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3-Acetyl-6-methylpyridine
3-Acetyl-6-methylpyridine. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 500mg. US Biological Life Sciences.
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3-Acetylaminotoluene
3-Acetylaminotoluene. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10g. US Biological Life Sciences.
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3-Acetyl-L-tyrosine Methyl Ester Hydrochloride
An acetylated L-Tyrosine derivative. Used in the preparation of 3-O-Methyl-L-DOPA Monohydrate, a major metabolite of L-DOPA. Group: Biochemicals. Grades: Highly Purified. CAS No. 57085-32-2. Pack Sizes: 500mg. US Biological Life Sciences.