CAS NO.: 51-48-9
Purity :90%
CAS NO.: 81-25-4
Purity :90%
CAS NO.: 10047-33-3
Purity :90%
CAS NO.: 98-79-3
Purity :>98%
Chondroitin sulfate sodium salt
CAS NO.: 9082-07-9
Purity :90%
| Compound | 5-oxo-L-proline | ||||
|---|---|---|---|---|---|
| CAS No. | 98-79-3 | Catalog No. | JK-6 | Brand | |
| Purity | >98% | Packing | 1kg | Grade | |
| Lead Time | 2Day (s) | Origin | Loading Port | ||
| Boiling Point | 453.1ºC at 760 mmHg |
|---|---|
| Stability | Stable. Incompatible with bases, acids, strong oxidizing agents. |
| Storage Condition | Store at RT. |
| Appearance & Physical State | White fine crystals |
| Water Solubility | 10-15 g/100 mL (20 ºC) |
| Flash Point | 227.8ºC |
| Refractive Index | -10 ° (C=5, H2O) |
| Density | 1.38 g/cm3 |
| Melting Point | 152-162ºC |
English Name: L-Pyroglutamic acid CAS No.: 98-79-3
The scientific name (structure) of L-Pyro glutamic acid is L-2-pyrrolidone-5-carboxylic acid. The optical rotation is [a]D=-11.50o. It is soluble in water, ethanol, acetone and glacial acetic acid. At 25 degree Celsius, solubility in water is more than 40 g.
Standard: Aji92/USP24
Properties: it is colorless crystal with melting point 159-162 degree Celsius. It is soluble in water, alcohol, acetone and acetic acid. It is slightly soluble in ethyl acetate and insoluble in ether.
Main Specification: It mainly contents 98.5%-101.0%. Specific rotation is -10.50 degree to -12.30 degree. Chloride cl- is equal or less than 0.02%. Sulphate SO42 is equal or less than 0.02%. Heavy metal is equal or less than 10 ppm. Residue is equal or less than 0.2%. Loss on drying is equal or less than 0.5%. Iron is equal or less than 10ppm. PH value is 2.0 to 2.5.
Application: it has strong moisturizing function with strong skin permeability. As an additive with high nutritive and easily absorbed, it opsonizes skin and effects as moisturizer.
Packing: 25 kg/barrel
Storage: seal and store in dry location
5,5-Dimethyloxazolidine-2,4-dione
CAS No : 695-53-4
CAS No : 696-04-8
CAS No : 5391-39-9
CAS No : 98-79-3
1-methyl-4,5-dihydroimidazole-4-carboxylic acid
CAS No : 17289-23-5
CAS No : 28562-53-0
(S)-(+)-5-OXOTETRAHYDROFURAN-2-CARBOXYLIC ACID
CAS No : 21461-84-7
(S)-N-Methylhydroxysuccinimide
CAS No : 104612-35-3
L-Glutamic acid γ-benzyl ester
CAS No : 1676-73-9
CAS No : 56-86-0
CAS No : 7149-65-7
CAS No : 4931-66-2
(S)-Boc-5-oxopyrrolidine-2-carboxylic acid
CAS No : 53100-44-0
CAS No : 142-47-2
CAS No : 1119-33-1
ditert-butyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate
CAS No : 91229-91-3
CAS No : 123-56-8
CAS No : 110-15-6
CAS No : 56-86-0
CAS No : 147-85-3
CAS No : 7149-65-7
CAS No : 4931-66-2
Methyl (2S)-1-(tert-butoxycarbonyl)pyroglutamate
CAS No : 108963-96-8
CAS No : 17342-08-4
