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1. Samples synthetic, Our strong r&d team has accumulated abundant experience in synthesis design and exploring synthesis of new technology. Not only good at heterocyclic chemistry, chiral chemicals (asymmetric synthesis and enzyme reaction), metal organic synthesis, high throughput chemistry, also specializes in bioorganic chemistry including nucleosides, nucleotides, sugar chemical, peptide chemistry, etc, to complete the synthesis from mg to kg samples in lab scale. Our efficient management and good communication skills and ability to solve the problem rapidly in order to ensure quality, timely delivery, based on the standard client confidential system and competitive price products,we has been recognized and praised by many customers in chemical industry.
2. Scale-up production, based on our rich laboratory experience and advanced equipment in production base, also depend on accumulation of advantages in many aspects as industrialized technology development, the production cost control, to provide from kg class to wt class custom synthesis scale-up production services to the global fine chemical industry, can be carried out oxidation, hydrogenation pressure (70 kg), halide, and acylation, esterification, condensation, cyclization, formatting, ammoniation, diazotization and azide reaction, our experienced production management, strict and perfect management system can quickly provide customers with competitive and fine mass production services.
3.Technology transfer, the company has accumulated a large number of production processes of drugs, intermediates and raw material. Based on the principle of mutual benefit, and some technology transfer to industry manufacturers, also provides them marketing support.
4. Purchasing agency service, Our excellence professional sales team, timely and thoughtful service, in addition to the necessary good language communication ability of professional sales staff, also equipped with professional chemical technical sales consultant, who can answer the customer's academic professional question, we are in line with the aim of offering customer wholehearted service, with our advanced testing equipment checks and abundant R&D and production of domestic partner contacts, to provide rare chemicals with standard purity, reasonable price and cost-effective purchasing agency service to foreign customers, and the help you shorten the sourcing time, reduce the purchasing cost.
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| 4-(4-Acetoxyphenyl)-2-butanone Chemical Properties |
| Hazard Codes |
Xi |
| Risk Statements |
36/37/38 |
| Safety Statements |
26-36 |
| WGK Germany |
2 |
| RTECS |
EL8950000 |
| Hazard Note |
Irritant |
| HS Code |
29147000 |
| Toxicity |
LD50 in rats (mg/kg): 3038 ±1266 orally; in rabbits (mg/kg): >2025 dermally; LC50 (24 hr) in rainbow trout, bluegill sunfish (ppm): 21, 18 (Beroza) |
| |
| 4-(4-Acetoxyphenyl)-2-butanone Usage And Synthesis |
| Identification |
| CAS.No.: |
3572-06-3 |
FL.No.: |
09.288 |
FEMA.No.: |
3652 |
NAS.No.: |
3652 |
| CoE.No.: |
n/a |
EINECS.No.: |
222-682-0 |
JECFA.No.: |
731 |
|
|
|
| Description |
A yellow liquid with sweet, raspberry, fruity odor. |
| Regulatory Status |
CoE: n/a
FDA: n/a
FDA (other): n/a
JECFA: ADI: Acceptable. No safety concern at current levels of intake when used as a flavoring agent (2000). |
| Usage |
Reported uses (ppm): (FEMA, 1994)
| Food Category |
Usual |
Max. |
| Chewing.gum |
5 |
10 |
| Confectionary,.frosting |
0.5 |
1 |
| Fruit.ices |
0.5 |
1 |
| Gelatins,.puddings |
1 |
2 |
| Hard.candy |
1 |
2 |
| Imitation.dairy |
0.2 |
1 |
| Jams,.jellies |
0.2 |
1 |
| Nonalcoholic.beverages |
0.2 |
0.5 |
| Soft.candy |
0.5 |
2 |
|
