China (Mainland)
1,1-Cyclobutanedicarboxylic acid CAS NO.5445-51-2
- Min.Order: 1 Kilogram
- Payment Terms: L/C,T/T,
- Product Details
Keywords
- 1,1-Cyclobutanedicarboxylic acid
- carboplatin
- Cyclobutanedicarboxylic acid
Quick Details
- ProName: 1,1-Cyclobutanedicarboxylic acid
- CasNo: 5445-51-2
- Molecular Formula: C6H8O4
- Appearance: white to almost white powder
- Application: intermediate
- DeliveryTime: prompt
- PackAge: 25kg/drum
- Port: shanghai/beijing
- ProductionCapacity: 10000 Metric Ton/Day
- Purity: 99
- Storage: low temperature
- Transportation: sea/air/courier
- LimitNum: 1 Kilogram
Superiority
1,1-Cyclobutanedicarboxylic acid
Cas: 5445-51-2
MF: C6H8O4
Standard:In-house
Details
1,1-Cyclobutanedicarboxylic acid
Cas: 5445-51-2
MF: C6H8O4
Standard:In-house
|
Item |
Acceptance criteria |
Result |
|
Description |
White to off white crystalline Powder |
Conforms |
|
Identification a) By IR b)By HPLC |
a)An IR spectrum of sample should be concordant with the reference standard b)The HPLC retention time of sample should be concordant with that of working standard |
Conforms
Conforms
|
|
Solubility |
Soluble in water |
Conforms |
|
Moisture content(%w/w) |
Not more than 0.5 |
0.3 |
|
Melting range(℃) |
Between 159.0 and 163.0 |
159.0-160.5 |
|
Assay (By HPLC) (on anhydrous basis(%w/w) |
Between 98.0 and 102.0 |
99.2 |
|
Chromatographic purity(%) |
Not less than 98.0% |
99.2% |
|
CBDA inter (1,1-cyclobutane dicarboxylic acid diethyl ester)(%) |
Not more than 0.1 |
0.03% |
|
Diethyl malonate(%) |
Not more than 0.1 |
0.06% |
|
1,3-Dibromopropane (ppm) |
Not more than 50 |
30PPM |
|
Residual solvent GC)(ppm) |
Hexane not more than 290 Ethyl acetate not more than 5000 Ethanol not more than 5000 |
N.D. 1000PPM N.D. |
