Top Suppliers (S)-4-Chloro-3-hydroxybutyronitrile - Sodium Propylparaben CAS 35285-69-9 High Purity Factory – Ruifu

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Top Suppliers (S)-4-Chloro-3-hydroxybutyronitrile - Sodium Propylparaben CAS 35285-69-9 High Purity Factory – Ruifu Detail:

SupplyWith High Purity, Commercial Production
Chemical Name: Sodium Propylparaben
CAS: 35285-69-9

Chemical Name	Sodium Propylparaben
Synonyms	Propyl 4-Hydroxybenzoate Sodium Salt; Propylparaben Sodium; Sodium 4-(propoxycarbonyl)phenolate
CAS Number	35285-69-9
CAT Number	RF-PI485
Stock Status	In Stock
Molecular Formula	C10H11NaO3
Molecular Weight	202.18
Melting Point	302℃
Brand	Ruifu Chemical

Item	Specifications
Appearance	White Crystalline Powder, Hygroscopic
Identification	Should Comply
Purity	99.0%~102.0% (on dry basis)
pH	9.5~10.5 (0.1% Solution in Water)
Sulfate (SO42-)	≤300ppm
Chloride (Cl-)	≤350ppm
Water (H2O)	≤5.0%
Arsenic (As)	≤2.0ppm
Heavy Metals (as Pb)	≤10ppm
Related Substances (HPLC)
Impurity A	≤4.0% (p-Hydroxybenzoic Acid)
Largest Unspecified Impurity	≤0.50%
Total Impurities	≤1.0% (Without Impurity A)
Residual Solvents	≤0.50%
Clarity and Color of Solution	Clear and Transparent (0.1% Solution in Water)
Test Standard	Enterprise Standard
Usage	Pharmaceutical Intermediates

Package: Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer’s requirement.

Storage Condition: Store in sealed containers at cool and dry place; Protect from light and moisture.

Methyl 3-Bromobenzoate (CAS 618-89-3) is an halogenated benzoate derivative used as a reagent in organic synthesis. Methyl 3-Bromobenzoate is used in the synthesis of a novel series of tetrahydro dibenzazocine as inhibitors of 17β-hydroxysteroid dehydrogenase type 3. Further, it is used to prepare 3-tert-butylphosphanyl-benzoic acid methyl ester by reacting with tert-butyltrimethylsilylphosphine.

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