Yeve Chemicals Industries

• CAS Number: 821-48-7
• Molecular Formula: C₄H₁₀Cl₃N
• Molecular Weight: Approximately 178.50 g/mol
• Melting Point: 210–220 °C

• Appearance: Clear, colorless to pale yellow liquid 
• Purity (Assay): Typically ≥ 99% or >99.5%, with some grades reaching ≥ 99.8% 
• Water Content: Often specified as ≤ 0.1% w/w or 2000 ppm max 
• Boiling Point: Around 202–204 °C (396–399 °F) 
• Melting Point: Approximately -24 °C (-11.2 °F) 
• Density: Around 1.028–1.033 g/cm³ at 25°C 
• Refractive Index: A typical range is 1.4685 to 1.4695, or 1.470–1.472 
• Solubility: Miscible with water and most organic solvents 

• CAS Number: 3282-30-2
• Synonyms: Trimethylacetyl chloride, 2,2-Dimethylpropanoyl chloride
• Molecular Formula: C₅H₉ClO
• Appearance: Colorless to yellow transparent liquid
• Purity:  >99%
• Boiling Point: ~105°C
• Density: ~0.98 g/mL at 25°C

• CAS Number: 108-18-9
• Chemical Formula: C₆H₁₅N
• Boiling point: 83 - 84 °C
• Density: 0.72 g/cm³

• CAS Number: 123-91-1
• Molecular Formula: C₄H₈O₂
• Molecular Weight: 88.11 g/mol
• Appearance: Clear, colorless liquid with a faint ethereal odor
• Boiling Point: 101-102 °C
• Melting Point: -11.8 °C to 12 °C
• Density: 1.03 g/cm³ at 20 °C

L(+)-Tartaric Acid is a naturally occurring organic acid commonly found in many plants, particularly in grapes, where it is a key component of wine production. Here’s a detailed description:

L(+)-Tartaric Acid (often referred to simply as tartaric acid when the enantiomer is clear)

• CAS Number: 75-36-5
• Appearance: Clear, colorless, fuming liquid
• Molecular Formula: CH₃COCl (or C₂H₃ClO)
• Molecular Weight: 78.50 g/mol
• Boiling Point: Approximately 51-52 °C
• Melting Point: -112 °C
• Density: ~1.10 g/mL (at 20/20 °C)
• Purity: Typically ≥ 98%

• Appearance: Clear, colorless liquid.
• Density: Approximately 0.786 g/mL at 20°C.
• Boiling Point: Around 81.6°C.
• Melting/Freezing Point: -46°C
• Purity (Assay): Typically ≥99.9%

2,5-Dichlorothiophene is an organic compound containing a sulfur atom in a five-membered aromatic ring, with two chlorine atoms attached to the ring at the 2 and 5 positions. Here’s a detailed breakdown:

2,5-Dichlorothiophene

C₆H₂Cl₂S

• Appearance: Pale yellow, crystalline solid or flakes.
• Chemical Formula: C6H4ClNO2.
• Molecular Weight: 157.56 g/mol.
• Melting Point: Approximately 83-85°C.
• Boiling Point: Around 239-241°C.

• CAS Number: 102-71-6
• Synonyms: TEA, Tris(2-hydroxyethyl)amine, 2,2',2''-Trihydroxytriethylamine
• Molecular Formula: C₆H₁₅NO₃
• Molecular Weight: 149.19 g/mol
• Appearance: A colorless to pale yellow, viscous liquid.
• Melting Point: Approximately 20.5 °C