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(1R,2R)-(-)-N-p-Tosyl-1,2-diphenylethylenediamine (CAS NO.: 144222-34-4)  

(1R,2R)-(-)-N-p-Tosyl-1,2-diphenylethylenediamine (CAS NO.: 144222-34-4) Specifications Product Name: (1R,2R)-(-)-N-p-Tosyl-1,2-diphenylethylenediamine sort: Chiral Amines CAS No.: 144222-34-4 Formula: C21H22N2O2S Formula Weight: 366.48 Appearance: White or pale yellow needle-like crystal Chemical purity: ≥ 98.0% Optical purity: ≥ 99.0%e.e. Optical rotation: [α]D20=-33.0~ -36.0 o (C=1,ChCL3)

 
(1S,2S)-(-)-N-p-Tosyl-1,2-diphenylethylenediamine (CAS NO.: 167316-27-0)  

(1S,2S)-(-)-N-p-Tosyl-1,2-diphenylethylenediamine (CAS NO.: 167316-27-0) Specifications Product Name: (1S,2S)-(-)-N-p-Tosyl-1,2-diphenylethylenediamine sort: Chiral Amines CAS No.: 167316-27-0 Formula: C21H22N2O2S Formula Weight: 366.48 Appearance: White or pale yellow needle-like crystal Chemical purity: ≥ 98.0% Optical purity: ≥ 99.0%e.e. Optical rotation: [α]D20=+33.0~ +36.0 o (C=1,ChCL3)

 
(1R,2R)-1,2-Diphenyl-1,2-ethanediamine (CAS NO.: 35132-20-8)  

(1R,2R)-1,2-Diphenyl-1,2-ethanediamine (CAS NO.: 35132-20-8) Specifications Product Name: (1R,2R)-1,2-Diphenyl-1,2-ethanediamine sort: Chiral Amines CAS No.: 35132-20-8 Formula: C14H16O2 Formula Weight: 212.29 Appearance: White or pale yellow needle-like crystal Chemical purity: ≥ 98.0% Optical purity: ≥ 99.0%e.e. Optical rotation: [α]D20=+100o ~ +103 o (C=1.0,EtOH)

 
(1S,2S)-1,2-Diphenyl-1,2-ethanediamine (CAS NO.: 29841-69-8)  

(1S,2S)-1,2-Diphenyl-1,2-ethanediamine (CAS NO.: 29841-69-8) Specifications Product Name: (1S,2S)-1,2-Diphenyl-1,2-ethanediamine sort: Chiral Amines CAS No.: 29841-69-8 Formula: C14H16O2 Formula Weight: 212.29 Appearance: White or pale yellow needle-like crystal Chemical purity: ≥ 98.0% Optical purity: ≥ 99.0%e.e. Optical rotation: [α]D20=-100o ~ -103 o (C=1.0,EtOH)

 
(1R,2S)-(-)-2-Amino-1,2-diphenylethanol (CAS NO.: 23190-16-1)  

(1R,2S)-(-)-2-Amino-1,2-diphenylethanol (CAS NO.: 23190-16-1) Specifications Product Name: (1R,2S)-(-)-2-Amino-1,2-diphenylethanol sort: Chiral Amines CAS No.: 23190-16-1 Formula: C14H15NO Formula Weight: 213.28 Appearance: White or off-white crystalline powder Chemical purity: ≥ 99.0% Optical purity: ≥ 99.0%e.e. Optical rotation: [α]D20=-7.01o (C=0.6, EtOH)

 
(1S,2R)-(+)-2-Amino-1,2-diphenylethanol (CAS No.: 23364-44-5)  

(1S,2R)-(+)-2-Amino-1,2-diphenylethanol (CAS No.: 23364-44-5) Specifications Product Name: (1S,2R)-(+)-2-Amino-1,2-diphenylethanol sort: Electronic Chemicals CAS No.: 23364-44-5 Formula: C14H15NO Formula Weight: 213.28 Appearance: White or off-white crystalline powder Chemical purity: ≥ 99.0% Optical purity: ≥ 99.0%e.e. Optical rotation: [α]D20=7.01o (C=0.6, EtOH)

 
Di-p-toluoyl-L-tartaric acid monohydrate(CAS No.: 71607-31-3)  

Di-p-toluoyl-L-tartaric acid monohydrate(CAS No.: 71607-31-3) Specifications Product Name: Di-p-toluoyl-L-tartaric acid monohydrate sort: Tartaric Acid CAS No.: 71607-31-3 Formula: C20H20O9 Formula Weight: 404.33 Appearance: White or off-white crystalline powder Chemical purity: ≥ 99.0% Optical rotation: [α]D20=-140o ~ +146o (C=1.0,MeOH)

 
Di-p-toluoyl-D-tartaric acid monohydrate(CAS No.: 71607-32-4)  

Di-p-toluoyl-D-tartaric acid monohydrate(CAS No.: 71607-32-4) Specifications Product Name: Di-p-toluoyl-D-tartaric acid monohydrate CAS No.: 71607-32-4 Formula: C20H20O9 Formula Weight: 404.33 Appearance: White or off-white powder Structure: structue of Di-p-toluoyl-D-tartaric acid monohydrate CAS NO.: 71607-32-4. Chemical purity: ≥ 99.0% Optical purity: ≥ 99.0%e.e. Optical rotation: [α]D20=+140o ~ +146o (C=1.0,EtOH)

 
Dibenzoyl-L-tartaric acid monohydrate (CAS No.: 62708-56-9)  

Dibenzoyl-L-tartaric acid monohydrate (CAS No.: 62708-56-9) Specifications Product Name: Dibenzoyl-L-tartaric acid monohydrate sort: Tartaric Acid CAS No.: 62708-56-9 Formula: C18H16O9 Formula Weight: 376.31 Appearance: White or off-white crystalline powder Chemical purity: ≥ 99.0% Optical rotation: [α]D20=-109o ~ -115o (C=1.5,EtOH)

 
Dibenzoyl-D-tartaric acid monohydrate (CAS No.: 80822-15-7)  

Dibenzoyl-D-tartaric acid monohydrate (CAS No.: 80822-15-7) Specifications Product Name: Dibenzoyl-D-tartaric acid monohydrate sort: Tartaric Acid CAS No.: 80822-15-7 Formula: C18H16O9 Formula Weight: 376.31 Appearance: White or off-white crystalline powder Chemical purity: ≥ 99.0% Optical rotation: [α]D20=-109o ~ +115o (C=1.5,EtOH)

 
Di-p-toluoyl-L-tartaric acid (CAS No.: 32634-66-5)  

Di-p-toluoyl-L-tartaric acid (CAS No.: 32634-66-5) Specifications Product Name: Di-p-toluoyl-L-tartaric acid sort: Tartaric Acid CAS No.: 32634-66-5 Formula: C20H18O8 Formula Weight: 386.35 Appearance: White or off-white powder Chemical purity: ≥ 99.0% Optical rotation: [α]D20=-136o ~ -143 o (C=1.0,EtOH)

 
Di-p-toluoyl-D-tartaric acid (CAS No.: 32634-68-7)  

Di-p-toluoyl-D-tartaric acid (CAS No.: 32634-68-7) Specifications Product Name: Di-p-toluoyl-D-tartaric acid sort: Tartaric Acid CAS No.: 32634-68-7 Formula: C28H18O8 Formula Weight: 386.35 Appearance: White or off-white powder Chemical purity: ≥ 99.0% Optical purity: ≥ 99.0%e.e. Optical rotation: [α]D20=+136o ~ +143 o (C=1.0,EtOH)

 
Dibenzoyl-L-tartaric acid (CAS No.: 2743-38-6)  

Dibenzoyl-L-tartaric acid (CAS No.: 2743-38-6) Specifications Product Name: Dibenzoyl-L-tartaric acid sort: Tartaric Acid CAS No.: 2743-38-6 Formula: C18H14O8 Formula Weight: 358.30 Appearance: White or off-white powder Chemical purity: min. 99.0% optical purity: min. 99.0% Optical rotation: [α]D20=-114o ~ -119o (C=9.0,EtOH)

 
Dibenzoyl-D-tartaric acid (CAS No.: 17026-42-5)  

Dibenzoyl-D-tartaric acid (CAS No.: 17026-42-5) Specifications Product Name: Dibenzoyl-D-tartaric acid sort: Tartaric Acid CAS No.: 17026-42-5 Formula: C18H14O8 Formula Weight: 358.30 Appearance: White or off-white powder Chemical purity: ≥ 99.0% Optical rotation: [α]D20=+114o ~ +119o (C=9.0,EtOH)

 
Diethyl L-tartrate (CAS NO.: 87-91-2)  

Diethyl L-tartrate (CAS NO.: 87-91-2) Specifications Product Name: Diethyl L-tartrate sort: Tartaric Acid CAS No.: 87-91-2 Formula: C8H14O6 Formula Weight: 206.19 Appearance: Colorless or pale yellow transparent liquid Chemical purity: ≥ 99.0% Optical purity: ≥ 99.0%e.e. Optical rotation: [α]D20=+25o ~ +27o (C=1.0,H2O)

 
Diethyl D-tartrate (CAS No.: 13811-71-7)  

Diethyl D-tartrate (CAS No.: 13811-71-7) Specifications Product Name: Diethyl D-tartrate CAS No.: 13811-71-7 Linear Formula: HO2CCCH(OH)CH(OH)CO2H Formula: C8H14O6 Formula Weight: 206.19 Density: 1.205 Appearance: Colorless or pale yellow transparent liquid Structure: Chemical purity: min. 99.0% Optical purity: min. 99.0%e.e. Optical rotation: [α]D20=-25o ~ -27o (C=1.0,H2O) Melting point: 17 °C Boiling point: 162 °C19 mm Hg(lit.) alpha: -9 º (neat) Density: 1.205 g/mL at 20 °C(lit.) refractive index: n20/D 1.446(lit.) Flash point: 200 °F Water Solubility: insoluble

 
7-Ethyl-10-hydroxycamptothecin (CAS No.: 86639-52-3)  

7-Ethyl-10-hydroxycamptothecin (CAS No.: 86639-52-3) Specifications Product Name: 7-Ethyl-10-hydroxycamptothecin CAS No.: 86639-52-3 Synonyms: 4,11-Diethyl-4,9-dihydroxy-1H-pyrano[3′,4′:6,7] indolizino[1,2-b]quinoline-3,14(4H,12H)-dione; 7-ETHYL-10-HYDROXYCAMPTOTHECIN; 7-ETHYL-10-HYDROXYCAMPTOTHECINE; 7-ETHYL-10-HYDROXY-CPT; CAMPTOTHECIN, 7-ETHYL-10-HYDROXY; SN38 Formula: C22H20N2O5 Formula Weight: 392.4 Appearance: Pale yellow crystalline powder Structure: structue of 7-Ethyl-10-hydroxycamptothecin sn38 CAS NO.:86639-52-3. Assay: min. 99.0% Storage Store at +4°C Melting point: 217 °C Flash Point: 443.8ºC Density: 1.51 g/cm3 efractive index: 21.5 ° (C=0.2, THF)

 
10-Hydroxycamptothecin(CAS No.: 19685-09-7)  

10-Hydroxycamptothecin (CAS No.: 19685-09-7) Specifications Product Name: 10-Hydroxycamptothecin CAS No.: 19685-09-7 Synonyms: SN38;HCPT;Ampule;10-HCPT;NSC 107124; HYDROCAMPTOTHECINE;hydroxy-camptotheci; HYDROXYCAMPTOTHECIN;Irinotecan USP RC A; 10-HYDROCAMPTOTHECIN Formula: C20H16N2O5 Formula Weight: 364.4 Appearance: Pale yellow powder or pale yellow crystalline powder Structure: Assay: min. 99.0% Melting point: 265-270°C Density: 1.60

 
Camptothecin  

Camptothecin (CAS No.: 7689-03-4) Specifications Product Name: Camptothecin CAS No.: 7689-03-4 Formula: C20H16N2O4 Formula Weight: 348.35 Appearance: Pale yellow needle crystalline powder Structure: structue of Camptothecin Assay: min. 99.0% Melting point: 260°C (dec.)(lit.) Water Solubility: insoluble Solubility: Clear Yellow Solution at 1Mg/Ml in Dimethylsulfoxide Handling Protect from light and moisture Storage: Store in a cool and dry area. Keep sealed and keep away from direct light. Safety Information of Camptothecin (cas number:7689-03-4) as below: Hazard Codes: T,Xi,Xn Risk Statements: 36/37/38-25-20/21/22 Safety Statements: 45-36/37/39-26-36 RIDADR: UN 1544 6.1/PG 3 WGK Germany: 3 RTECS: UQ0492000 Hazard Note: Irritant HazardClass: 6.1 Get in touch with us for premium Camptothecin (cas number:7689-03-4)! We are a reliable Manufacturer, Supplier and Exporter of Camptothecin (cas number:7689-03-4). The product is widely used as Antitumor alkaloid. Buyers are free to place orders of the product with us and we ensure the quality.

 
Aluminum Leaf Guard  

Gutter Guard Leaf Mesh is designed to prevent leaves and debris from entering gutters and downpipes. Aluminum Leaf Guard Mesh is particularly suited for gutter systems in areas with vast amounts of trees and shrubs. Gutter Guards are available in a range of materials and styles, mainly aluminium expanded mesh, stainless steel or HDPE mesh. Aluminum Leaf Mesh enjoys rust resistance, light weight and needs less maintenance compared with other metal mesh materials such as mild steel. Material: Aluminium Mesh, Stainless Steel Mesh Finish: Powder coated Color: black, gray, white, and etc. Size: 5" × 48", 6" × 48", 7" and 8" sheet width also available. Package: 5 pieces or 25 pieces per box.

 
 
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