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2-chloro-5-chloromethyl pyridine
Chemical name:2-chloro-5-chloromethyl pyridine
CAS number: 70258-18-3
Molecular formula: C6H5Cl2N
Molecular weight: 162.02
EINECS number: 615-091-8
Structural formula：
Related categories: Intermediates – pesticide intermediates; Pharmaceutical intermediates; Organic chemical raw materials and intermediates;
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Sulfadimethoxine
Physical properties 【Appearance】 It is a white or off-white crystal or crystalline powder at room temperature, almost odorless. 【Boiling point】760 mmHg（℃） 570.7 【Melting point】（℃） 202-206 【Density】g/cm 3 1.441 【Vapor pressure】mmHg (℃) 4.92E-13(25) 【Solubility】 Insoluble in water and chloroform, slightly soluble in ethanol, soluble in acetone, and easily soluble in dilute inorganic acid and strong alkali solutions. Chemical properties 【CAS registration number】122-11-2 【E... -
2-methyl-5-nitroimidazole
Chemical name: 2-methyl-5-nitroimidazole;
English name: 2-Methyl-5-nitroimidazole;
CAS number: 88054-22-2
Molecular formula: C4H5N3O2
Molecular weight: 127.1
EINECS number: 618-108-7
Structural formula:
Related categories: raw materials; Pharmaceutical intermediates; Pharmaceutical raw materials.
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(S)-Pro-xylane
(S)-Pro-xylane is a xylose derivative with anti-aging properties. Studies have
shown that （S）PX has a wide range of biological activities,which can
promote thesecretion of glycosaminoglycan (GAG), induce the biosynthesis
of GAG and Proteoglycan (PG) in superficial cortex,promote collagen synthesis, and effectively promote the close connection between epidermis and dermis, makes skin stronger and more elastic.
English name: (S)-Pro-xylane
Synonyms ：(S)-Pro-xylane(Synonyms:(S)-Hydroxypropyltetrahydropyrantriol);(S)-Pro-xylane;L-glycero-L-gluco-Octitol,1,5-anhydro-6,8-dideoxy-;βS2018;(S)-Proxylane,Hydroxypropyltetrahydropyrantriol;(S)-Hydroxypropyltetrahydropyrantriol;Hydroxypropyltetrahydropyranetriol;XyloseImpurity14
CAS number: 868156-46-1
Molecular formula: C8H16O5
Molecular weight: 192.21
EINECS number: 456-880-5
MDL No. : -
5-nitroisophthalic acid
Introduction: 5-nitroisophthalic acid is an important intermediate material for non-ionic contrast agents such as iodohexyl alcohol, iodoparol, iodoformol, etc. It is also the starting material for disperse dyes 2, 6-dicyano-4-nitroaniline, which has a wide range of applications and market prospects。
Chemical name: 5-nitroisophthalic acid; 5-nitro-1, 3-phthalic acid
CAS number: 618-88-2
Molecular formula: C8H5NO6
Molecular weight: 211.13
EINECS number: 210-568-3
Structural formula：
Related categories: Organic chemical raw materials; Pharmaceutical intermediates;
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Sulfamethazine
Product Name: Sulfamethazine
Alias: sulfadimethylpyrimidine
Chemical formula: C12H14N4O2S
Structural formula:
Molecular weight : 278.33
CAS login number: 57-68-1
EINECS entry number: 200-346-4
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7-Amino-3-cephem-4-carboxylic acid
English alias:
7-ANCA;7-AMOCA;(6R,7R)-7-AMino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicAcid;7-NACA;7-NACA、7-ANCA;7-ANCAChemicalbookimpurity;CeftizoximeImpurity9;CeftizoximeImpurity16;Ceftizoximeintermediate(7-anca);7-amino-3-cephem-4-carboxylicacid
CAS number: 36923-17-8
Molecular formula: C7H8N2O3S
Molecular weight: 200.21
EINECS number: 609-312-7
Structural formula:
Related categories: Organic intermediates; Pharmaceutical intermediates; Pharmaceutical raw materials.
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Sulfamethazine sodium
Product Name : Sulfamethazine Sodium
Molecular formula: C12H13N4NaO2S
Structural formula:
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Bromosartan biphenyl
Chemical name: 2-cyano-4 ‘-bromomethyl biphenyl;
4′ -Bromomethyl-2-cyanobiphenyl; 4-Bromomethyl-2-Cyanobiphenyl;
CAS Number: 114772-54-2
Molecular formula: C14H10BrN
Molecular weight: 272.14
EINECS Number: 601-327-7
Structural formula：
Related categories: Organic intermediates; Pharmaceutical intermediates; Pharmaceutical raw materials.
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Acrylic acid, ester series polymerization inhibitor Hydroquinone
Chemical name: hydroquinone
Synonyms: Hydrogen, HYDROXYQUINOL; HYDROCHINONE; HYDROQUINONE; AKOSBBS-00004220; hydroquinone–1,4-benzenediol; Idrochinone; Melanex
Molecular formula: C6H6O2
Structure formula:
Molecular weight: 110.1
CAS NO.： 123-31-9
EINECS No.: 204-617-8
Melting point : 172 to 175 ℃
Boiling point: 286 ℃
Density: 1.328g /cm³
Flash point: 141.6 ℃
Application area: hydroquinone is widely used in medicine, pesticides, dyes and rubber as important raw materials, intermediates and additives, mainly used in developer, anthraquinone dyes, azo dyes, rubber antioxidant and monomer inhibitor, food stabilizer and coating antioxidant, petroleum anticoagulant, synthetic ammonia catalyst and other aspects.
Character: White crystal, discoloration when exposed to light. Has a special smell.
Solubility: It is easily soluble in hot water, soluble in cold water, ethanol and ether, and slightly soluble in benzene. -
Ethyl 4-chloro-2-methylthio-5-pyrimidinecarboxylate 98% CAS: 5909-24-0
Product Name: Ethyl 4-chloro-2-methylthio-5-pyrimidinecarboxylate
Synonyms: BUTTPARK 453-53;
ETHYL4-CHLORO-2-METHYLTHIO-5-PYRIMIDINECARBOXYLATE;
ETHYL 4-CHLORO-2-METHYLTHIOPYRIMIDINE-5-CARBOXYLATE;
ETHYL 4-CHLORO-2-(METHYLSULFANYL)-5-PYRIMIDINECARBOXYLATE;
2-METHYLTHIO-4-CHLORO-5-ETHOXYCARBONYLPYRIMIDINE; 4-Chloro-2-methylsulfanyl-pyrimidine-5-carboxylic acid ethyl ester; ethyl 4-chloro-2-methylthio-5-pyrimidine-carboxyl;SIEHE AV22429
CAS RN:5909-24-0
Molecular Formula: C8H9ClN2O2S
Molecular Weight: 232.69
Structural Formula:
EINECS NO.: 227-619-0
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(R)-N-Boc-glutamic acid-1,5-dimethyl ester 98% CAS : 59279-60-6
Product Name: (R)-N-Boc-glutamic acid-1,5-dimethyl ester
Synonyms: Dimethyl N-{[(2-methyl-2-propanyl)oxy]carbonyl}-L-glutamate, tert-butoxycarbonyl L-glutamic acidd imethyl ester ,dimethyl Boc-glutamate, L-Glutamic acid, N-[(1,1-dimethylethoxy)carbonyl]-, dimethyl ester ,(R)-N-Boc-glutamic acid-1,5-dimethyl ester
N-Boc-L-Glutamic Acid dimethyl ester ,Dimethyl N-(tert-butoxycarbonyl)-L-glutamate
CAS RN:59279-60-6
Molecular Formula:C12H21NO6
Molecular Weight: 275.3
Structural Formula:
