Pyridinium p-Toluenesulfonate PPTS CAS 24057-28-1 Maʻemaʻe ≥99.0% Factory

ʻO ka wehewehe pōkole:

Inoa Kemika: Pyridinium p-Toluenesulfonate

Nā huaʻōlelo like: PPTS

CAS: 24057-28-1

Maʻemaʻe: ≥99.0%

Nānā: Pada Keʻokeʻo

ʻO ke kūlana kiʻekiʻe, ka hana kālepa

E-Mail: alvin@ruifuchem.com

E hoʻouna i ka leka uila iā mākou

Huahana Huahana

Nā Huahana Pili

Huahana Huahana

wehewehe:

Mea Manufacturer Supply, High Purity, Commercial Production
Inoa Kemika: Pyridinium p-Toluenesulfonate (PPTS)
CAS: 24057-28-1

Na Waiwai Kemika:

Inoa Kimia	Pyridinium p-Toluenesulfonate
Nā huaʻōlelo like	PPTS;Pyridinium p-tosylate
Helu CAS	24057-28-1
Helu CAT	RF-PI632
Kūlana Kūʻai	Ma ka waihona, ʻoi aku ka nui o ka hana a hiki i nā tona
ʻĀpana Molekala	C5H5N·C7H8O3S
Kaumaha Molecular	251.30
Brand	ʻO Ruifu Chemical

Nā kikoʻī:

'ikamu	Nā kikoʻī
Ka nana aku	Pauda keʻokeʻo
Maemae	≥99.0%
Lae hehee	116.0~120.0 ℃
Māmā (KF)	≤0.50%
Huina paumaele	≤1.0%
Kūlana hoʻāʻo	ʻOihana Kūlana
Hoʻohana	Nā Kūwaena Lapaʻau;Ka mea hoʻoheheʻe

Pūʻolo a me ka waiho ʻana:

Pūʻolo: ʻO ka ʻōmole, ʻeke ʻeke alumini, 25kg / pahu pahu pahu, a i ʻole e like me ka makemake o ka mea kūʻai aku.

Kūlana mālama:E mālama i loko o nā pahu i hoʻopaʻa ʻia ma kahi maloʻo a maloʻo;E pale i ka malamalama a me ka wai.

Pono:

FAQ:

Noi:

Hoʻohana ʻia ʻo Pyridinium p-Toluenesulfonate (CAS: 24057-28-1) ma ke ʻano he waena i ka synthesis organik.Hoʻohana ʻia e like me ke kemika ʻoihana maʻamau.Hoʻohana ʻia e like me ke kumu hoʻoheheʻe ʻia o ka Pyridium ion.He waena ia o Tacrolimus a me Orlistat Immunosuppressant, anti-obesity / pancreatic lipase inhibitor.I loko o ka organik synthesis, hoʻohana ʻia ʻo PPTS ma ke ʻano he catalyst acidic nāwaliwali, e hāʻawi ana i kahi kumu hoʻoheheʻe ʻia o nā ion pyridinium (C5H5NH+).He mea hoʻohana maʻamau ia no ka hoʻomākaukau ʻana i nā acetals a me nā ketal mai nā aldehydes a me nā ketones.Ma ke ʻano he co-catalyst me L-proline i hoʻomaikaʻi i ka hua a me ka enantioselectivity o kahi condensation aldol asymmetric ma waena o nā dioxanones a me nā aldehydes.