Maltol CAS 118-71-8 (3-Hydroxy-2-Methyl-4-Pyrone) ịdị ọcha ≥99.0% (HPLC)
Shanghai Ruifu Chemical Co., Ltd bụ onye na-emepụta 3-Hydroxy-2-Methyl-4-Pyrone (Maltol) (CAS: 118-71-8) nwere oke mma.Ruifu Chemical nwere ike ịnye nnyefe zuru ụwa ọnụ, ọnụahịa asọmpi, ọrụ magburu onwe ya, obere na nnukwu ọnụọgụ dị.Zụrụ Maltol,Please contact: alvin@ruifuchem.com
| Aha Chemical | 3-Hydroxy-2-Methyl-4-Pyrone |
| Ụdị okwu | Maltol;3-Hydroxy-2-Methyl-4H-Pyran-4-otu;Larixinic acid;2-Methyl-3-Hydroxy-4-Pyron;2-Methyl-3-Hydroxypyran-4-otu;2-Methyl-3-Hydroxypyrone;3-Hydroxy-2-Methyl-1,4-Pyron |
| Ọnọdụ Ahịa | N'ahịa, ikike nrụpụta 3500 tọn kwa afọ |
| Nọmba CAS | 118-71-8 |
| Usoro ihe omimi | C6H6O3 |
| Ibu molekụla | 126.11 g/mol |
| Ebe Na-agbaze | 160.0 ~ 164.0 ℃ (ọkụ) |
| Ebe esi nri | 205 ℃ |
| Njupụta | 1.046 g/ml na 25 ℃ |
| Solubility | Soluble nke ukwuu na Chloroform;Soluble na Mmanya;Soluble dị ntakịrị na Benzene, Ether |
| COA & MSDS | Dị |
| Ihe atụ | Dị |
| Ụdị | Ruifu Chemical |
| Ihe | Ụkpụrụ nyocha | Nsonaazụ |
| Ọdịdị | Uzuzu kristal na-acha ọcha nwere njirimara caramel-butterscotch na-egosi ísì ụtọ mkpụrụ osisi strawberry na ngwọta itughari.Na-akwado | |
| Nyocha | ≥99.0% | 99.96% |
| Ebe Na-agbaze | 160.0 ~ 164.0 ℃ | 161.2 ~ 162.1 ℃ |
| Mmiri nke Karl Fischer | <0.50% | 0.07% |
| Ihe fọdụrụ na mgbanye | <0.20% | 0.003% |
| Ọla dị arọ (dị ka Pb) | ≤10ppm | <10ppm |
| Ndu | ≤10ppm | <10ppm |
| Arsenic (dị ka) | ≤3pm | <3pm |
| Spectrum infrared | Dabara na Ọdịdị | Na-akwado |
| Mmechi | A nwalere & na-akwado FCIV, USP35 Standard | |
ngwugwu:Kalama, Aluminom foil bag, 25kg / Cardboard Drum, ma ọ bụ dị ka ndị ahịa chọrọ.
Ọnọdụ Nchekwa:Chekwaa n'ime akpa mechiri emechi.Chekwaa n'ụlọ nkwakọba ihe dị jụụ, kpọrọ nkụ ma nwee ikuku nke ọma pụọ na ihe ndị na-ekwekọghị ekwekọ.Chebe site na ìhè na mmiri mmiri.E kwesịghị ịgwakọta ya na ihe ndị na-esi ísì ụtọ nke mba ọzọ.O kwesịghị ịdị na kọntaktị na ígwè.
Mbupu:Jiri ikuku na-ebuga ụwa niile site na FedEx / DHL Express.Nye nnyefe ngwa ngwa na ntụkwasị obi.
C6H6O3 126.11
3-Hydroxy-2-methyl-4-pyrone [118-71-8].
Nkọwa
Maltol nwere NLT 99.0% nke maltol (C6H6O3), gbakọọ na anhydrous ndabere.
Nchọpụta
• A. Infrared Absorption 197K
• B. Mmetụta nke Ultraviolet 197U
Ngwọta nlele: 0.01 mg/mL na 0.1 N hydrochloric acid
Oghere: 0.1 N hydrochloric acid
ASSAY
• Usoro
Ngwọta ọkọlọtọ: 0.01 mg/mL nke USP Maltol RS na 0.1 N hydrochloric acid
Ngwọta nlele: 0.01 mg/mL nke Maltol na 0.1 N hydrochloric acid
Ọnọdụ akụrụngwa
Ụdị: UV
Ogologo ebili mmiri nyocha: Kacha na ihe dịka 274 nm
Oghere: 0.1 N hydrochloric acid
Nyocha
Ihe atụ: Ngwọta ọkọlọtọ na ngwọta nlele
Gbakọọ pasent maltol (C6H6O3) na akụkụ Maltol ewera:
Nsonaazụ = (Au/As) × (Cs/Cu) × 100
Au = nnabata nke ngwọta Sample
Dị ka = absorbance nke Standard ngwọta
Cs = itinye uche nke USP Maltol RS na ngwọta ọkọlọtọ (mg/mL)
Cu = itinye uche nke ngwọta nlele (mg/mL)
Usoro nnabata: NLT 99.0% na ndabere anhydrous
IHE adịghị ọcha
• Ihe fọdụrụ na mgbanye 281: NMT 0.2%, kpebisiri ike na 1.0 g
• Ndu 251: NMT 10 ppm
• Ọla dị arọ, Usoro II 231: NMT 20 ppm
Nnwale akọwapụtara
• Oke agbaze ma ọ bụ okpomoku, Klas Ia 741: 160-164
• Mkpebi mmiri, Usoro I 921: NMT 0.5%
NKWUO GBASARA YA
• Nkwakọ ngwaahịa na Nchekwa: Chekwaa n'ime akpa siri ike, echekwara na ọkụ.Ọnweghị ihe nchekwa achọrọ akọwapụtara.
• Ụkpụrụ ntụaka USP 11
USP Maltol RS
Kedu ka esi azụta?Biko kpọtụrụDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
Ahụmịhe afọ 15?Anyị nwere ihe karịrị 15 afọ nke ahụmahụ na mmepụta na mbupụ nke a dịgasị iche iche nke elu mma pharmaceutical intermediates ma ọ bụ ezi kemịkal.
Isi ahịa?Na-ere ahịa ụlọ, North America, Europe, India, Korea, Japanese, Australia, wdg.
Uru?Ogo kachasị elu, ọnụ ahịa dị ọnụ ala, ọrụ ọkachamara na nkwado teknụzụ, nnyefe ngwa ngwa.
OgoNkwenye?Usoro njikwa mma siri ike.Ngwá ọrụ ọkachamara maka nyocha gụnyere NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, wdg.
Ihe atụ?Ọtụtụ ngwaahịa na-enye ihe nlele efu maka nyocha dị mma, ndị ahịa kwesịrị ịkwụ ụgwọ mbupu.
Nyocha ụlọ ọrụ?Nnabata nyocha ụlọ ọrụ.Biko mee oge oge tupu oge eruo.
MOQ?Enweghị MOQ.A na-anabata obere usoro.
Oge Mbuga ozi? Ọ bụrụ n'ime ngwaahịa, ekwenyere nnyefe ụbọchị atọ.
Ụgbọ njem?Site Express (FedEx, DHL), nke ikuku, site n'oké osimiri.
Akwụkwọ?Mgbe ọrụ ahịa gasịrị: COA, MOA, ROS, MSDS, wdg nwere ike ịnye.
Synthesis omenala?Nwere ike ịnye ọrụ nhazi ahaziri iche ka ọ dabara mkpa nyocha gị nke ọma.
Usoro ịkwụ ụgwọ?A ga-ebu ụzọ ziga akwụkwọ ọnụahịa Proforma mgbe nkwenye nke iwu, kpuchiri ozi ụlọ akụ anyị.Ịkwụ ụgwọ site na T/T (Telex Nyefee), PayPal, Western Union, wdg.
Ihe akara egwu Xn - na-emerụ ahụ
Koodu ihe ize ndụ R22 - na-emerụ ahụ ma iloro ya
R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ.
Nkọwapụta nchekwa
S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike.
S37/39 - Yiri uwe aka kwesịrị ekwesị na nchebe anya / ihu
NJ UN 3334
WGK Germany 3
RTECS UQ1050000
TSCA Ee
Koodu HS 2932999099
A na-eji 3-Hydroxy-2-Methyl-4-Pyrone (Maltol) (CAS: 118-71-8) mee ihe dị ka ihe mgbakwunye nri, ihe ụtọ, ndị na-eme ka ekpomeekpo na ísì ụtọ, nwere ike iji mee ihe maka ụtaba ụtaba.
A na-eji Maltol eme ihe n'ọtụtụ ebe dị ka ihe na-eme ka ekpomeekpo dị mma iji meziwanye ọnụ ọnụ yana ịkwalite ụtọ swiiti na nri esiri esi na mmepụta nri na nke ihe ọṅụṅụ dị nro na ụlọ ọrụ ihe ọṅụṅụ.A na-eji ya dị ka etiti na ọgwụ maka imepụta ọgwụ.A na-eji ya dị ka ihe na-esi ísì ụtọ na ụlọ ọrụ ịchọ mma na nlekọta onwe onye iji welie ụtọ.Dị ka FEEDAP Panel si kwuo, maltol dị mma ịgbakwunye na nri maka ụdị anụmanụ niile n'ogo eji eme ihe nke 5 mg/kg nri.
Maltol bụ ụdị ihe na-emewanye ụtọ ụtọ nke nwere mmụba uto, nkwalite na ihe ụtọ.Enwere ike iji ya maka ndị na-ekpo ọkụ na-ekpo ọkụ, kemịkal na-esi ísì ụtọ wdg ma tinye ya n'ọrụ na ụtaba, mmanya, ihe ịchọ mma, na ụlọ ọrụ ndị ọzọ, na-egosipụta mmetụta doro anya.
A na-agbakwunye Maltol na Ethyl Maltol dị ka ihe na-atọ ụtọ nri n'ime nri esiri esi, ice cream na candies.Mgbakwunye maltol bụ ihe dịka 110μg / kg.Dị ka ngụkọ si kwuo, nkezi ego maltol na ethyl maltol bụ 5-29 mg nke ihe a na-eri kwa ụbọchị, mana n'ime ụfọdụ ndị mmadụ, ọkwa oriri n'ezie nwere ike ịbụ ugboro ugboro na nkezi.
Ọ nwere ike ịdị nro maka ikpughe ogologo oge na ìhè na ikuku.Na-agbari ntakịrị n'ime mmiri na okpomọkụ ụlọ.Na-agbaze kpamkpam na mmiri ọkụ [Merck].Na-edozi ntakịrị na mmiri oyi.
Profaịlụ nchekwa:Na-egbu obere egbu egbu site na ntinye, intraperitoneal, na ụzọ subcutaneous.A akpụkpọ mgbakasị.Akọrọ data mmụgharị mmadụ.Mgbe ọ na-ekpo ọkụ ka ire ere ọ na-ewepụta anwụrụ ọkụ na uzu ọkụ na-akpasu iwe.
Nchekwa:Enwere ike ịchekwa ihe ngwọta Maltol na iko ma ọ bụ plastik.A ga-echekwa nnukwu ihe onwunwe n'ime akpa mechiri emechi nke ọma, na-echebe ya pụọ na ìhè, na ebe dị jụụ, nke kpọrọ nkụ.
Enweghị ndakọrịta:Ngwọta etinyere n'ime akpa igwe, gụnyere akara ụfọdụ nke igwe anaghị agba nchara, nwere ike ịcha agba na nchekwa.
Ọnọdụ nchịkwa:GRAS edepụtara.Gụnyere n'ime ebe nchekwa data adịghị arụ ọrụ FDA (ihe ngwọta ọnụ na sirop).Agụnyere na Ndekọ Canada nke Ngwa ndị na-abụghị ọgwụ anabatara.
