- Min.Order :1 Kilogram
- Purity: 99%
- Payment Terms : L/C,T/T,
Keywords
Boc-L-tert-leucine leucine 62965-35-2
Quick Details
- Appearance:white powder
- Application:Pharmaceutical intermediates, Pharmaceutical intermediates
- PackAge:two-layer polyethylene film bag, 25 kg packaging, paper barrels, can also according to customer's requirements to wrap.
- ProductionCapacity:2|Metric Ton|Month
- Storage:avoid light, sealed preservation, valid for two years.
- Transportation:should be light light discharge. Prevent sun, rain, can not and poisonous and harmful goods shipped. This product is a non-dangerous goods, according to general chemical transportation.
Superiority:
NAME：Boc-l-tert-leucine
CAS：62965-35-9
Assay:99%
EE:99%
Price:usd 127 per kg
Properties: white crystal powder. Slightly soluble in methanol, ethanol. Purpose: Pharmaceutical intermediates, Pharmaceutical intermediates) packaging specifications: the inner packing two-layer polyethylene film bag, 25 kg packaging, paper barrels, can also according to customer's requirements to wrap. Storage: avoid light, sealed preservation, valid for two years. Transportation: should be light light discharge. Prevent sun, rain, can not and poisonous and harmful goods shipped. This product is a non-dangerous goods, according to general chemical transportation.
Nanjing Y Bio-pharmaceutical Inc.
Address: Building B, Dingyebaitai Mansion 10 Xinhuo Road Gaoxin DistrictNanjing city, Jingsu Province China Zip code: 210032
Tel:86-25-58855549 Fax: 86-25-58855691 email: yinwjchina@ybio.com.cn
检 验 报 告 书
REPORT FOR TESTING QUALITY
|
Batch No. |
2016040704 |
Mfg. DATE |
2016-04-07 |
||||
|
Packing |
25 kg/Drum |
Expiry Date |
2018-04-06 |
||||
|
Quantity |
725 kg |
Report Date |
2016-04-12 |
||||
|
Standard |
Enterpise Standard |
||||||
|
|
|
|
|
|
|||
|
SI. No. |
Test parameter |
Specification |
Result |
||||
|
1 |
Appearance |
white to off-white powder |
White powder |
||||
|
2 |
Identification |
IR and HPLC |
Conforms |
||||
|
3 |
Water content by KF (% w/w) |
≤0.5% |
0.22% |
||||
|
4 |
Loss on drying |
≤1.0% |
0.25% |
||||
|
5 |
Residue on ignition (% w/w) |
≤0.2% |
0.10% |
||||
|
6 |
Enantiomer content by chiral HPLC |
≤0.1% |
Not detected |
||||
|
7 |
Purity by HPLC |
≥99.0% |
99.80% |
||||
|
|
a. N-Acetyl L-tertiary Leucine |
≤0.05% |
Not detected |
||||
|
|
b. Methoxycarbonyl -L-Valine |
≤0.10% |
Not detected |
||||
|
|
c. Any individual unknown impurity |
≤0.3% |
0.20% |
||||
|
|
d. Total impurities |
≤1.0% |
0.20% |
||||
|
8 |
Assay by Titration |
98.0% to 102.0% |
100.24% |
||||
Analyst： Checker：
Details:
NAME：Boc-l-tert-leucine
CAS：62965-35-9
Assay:99%
EE:99%
Price:usd 127 per kg
Properties: white crystal powder. Slightly soluble in methanol, ethanol. Purpose: Pharmaceutical intermediates, Pharmaceutical intermediates) packaging specifications: the inner packing two-layer polyethylene film bag, 25 kg packaging, paper barrels, can also according to customer's requirements to wrap. Storage: avoid light, sealed preservation, valid for two years. Transportation: should be light light discharge. Prevent sun, rain, can not and poisonous and harmful goods shipped. This product is a non-dangerous goods, according to general chemical transportation.
Nanjing Y Bio-pharmaceutical Inc.
Address: Building B, Dingyebaitai Mansion 10 Xinhuo Road Gaoxin DistrictNanjing city, Jingsu Province China Zip code: 210032
Tel:86-25-58855549 Fax: 86-25-58855691 email: yinwjchina@ybio.com.cn
检 验 报 告 书
REPORT FOR TESTING QUALITY
|
Batch No. |
2016040704 |
Mfg. DATE |
2016-04-07 |
||||
|
Packing |
25 kg/Drum |
Expiry Date |
2018-04-06 |
||||
|
Quantity |
725 kg |
Report Date |
2016-04-12 |
||||
|
Standard |
Enterpise Standard |
||||||
|
|
|
|
|
|
|||
|
SI. No. |
Test parameter |
Specification |
Result |
||||
|
1 |
Appearance |
white to off-white powder |
White powder |
||||
|
2 |
Identification |
IR and HPLC |
Conforms |
||||
|
3 |
Water content by KF (% w/w) |
≤0.5% |
0.22% |
||||
|
4 |
Loss on drying |
≤1.0% |
0.25% |
||||
|
5 |
Residue on ignition (% w/w) |
≤0.2% |
0.10% |
||||
|
6 |
Enantiomer content by chiral HPLC |
≤0.1% |
Not detected |
||||
|
7 |
Purity by HPLC |
≥99.0% |
99.80% |
||||
|
|
a. N-Acetyl L-tertiary Leucine |
≤0.05% |
Not detected |
||||
|
|
b. Methoxycarbonyl -L-Valine |
≤0.10% |
Not detected |
||||
|
|
c. Any individual unknown impurity |
≤0.3% |
0.20% |
||||
|
|
d. Total impurities |
≤1.0% |
0.20% |
||||
|
8 |
Assay by Titration |
98.0% to 102.0% |
100.24% |
||||
Analyst： Checker：
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