Allantoin. 97-59-6 . 5-UREIDOHYDANTOIN (Technical Grade,Cosmetic Grade,Medical Grade) CAS NO.97-59-6

FOB Price:: USD 1.00-1.00 /Metric Ton Get Latest Price

Min.Order Quantity:: 1 Metric Ton

Purity:: 99%min

Port:: Shanghai port

Payment Terms:: L/C,D/A,D/P,T/T,MoneyGram,Other

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Keywords

Allantoin. 97-59-6 . 5-UREIDOHYDANTOIN (Technical Grade,Cosmetic Grade,Medical Grade)
Allantoin
CAS 97-59-6

Quick Details

ProName: Allantoin. 97-59-6 . 5-UREIDOHYDANTOIN...
CasNo: 97-59-6
Molecular Formula: C4H6N4O3
Appearance: WhitePowder
Application: pharmaceutical intermediates
DeliveryTime: within 5-7 days after payment
PackAge: 25kg/ drum, or as your requirements
Port: Shanghai port
ProductionCapacity: 100 Metric Ton/Month
Purity: 99%min
Storage: regualr storage
Transportation: By air、ship and courier
LimitNum: 1 Metric Ton
Moisture Content: less than 0.05%
Impurity: less tnan 0.02%
EINECS: 202-592-8
Application: Pharm Intermediates
Appearance: WhitePowder
Molecular Weig: 158.12
Melting point: 230 °C (dec.)(lit.)
Brand: zhishang
Product name: Allantoin
HPLC: available
NMR: available

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product description

allantoin. 97-59-6 . 5-ureidohydantoin (technical grade,cosmetic grade,medical grade)

name: allantoin

cas no: 97-59-6

alisa: 5-ureidohydantoin;(2,5-dioxo-4-imidazolidinyl)urea; allantoin;all;5-ureidohydantoin;cordianine;glyoxylic diureide;glyoxylidiureide;glyoxylic acid diureide

mf: c4h6n4o3

mw: 158.12

structure:

description:

it's white crystal powder,odorless, tastless.

it is a pure non-toxic, tasteless, non-irritating, non-allergic white crystals.single prismatic crystal or colorless crystalline powder. soluble in hot water, hot alcohol and dilute sodium hydroxide solution. slightly soluble in room temperature water and alcohols, insoluble in organic solvents such as ether and chloroform; its saturated aqueous solution (concentration 0.6%) was slightly acidic; ph of 5.5. ph value is 4-9 in the aqueous solution stability. in the non-aqueous solvents and dry air is also stable; in strong alkaline solution boiling and is in direct sunlight can be broken down.

usage:

it is an important fine chemicals widely used in pharmacy, light industry, agriculture, daily chemicals and bio-engineering:
1. in pharmacy: can boost the growth of cells and healing up of wound; also effective to xerodermia, osteomyelitis and hepatocirrhosis etc.
2. in cosmetics: can keep moisture of skin; widely used in freckles cream, shampoo, soap, toothpaste etc.
3. in agriculture: used as plant growth regulator of wheat, rice, vegetables and tea.

test specification

test items	test specification	typical test result
appearance	white crystalline powder	white crystalline powder
odor	characteristically mild	characteristically mild
0identification	a. ir conform the spectrum of allantoin crs b. thin-layer chromatographic c. conform	conform
assay	98.5%-101.0%	99.36%
angular rotation	-0.10º ~ +0.10º	0
loss on drying	0.1 % max	0.05%
residue on ignition	0.1 % max	0.03%
melting point	226-240℃	conform
heavy metals (pb)	0.001% max	conform
ph	4.5 - 6.5	5.3
related substance	0.5% max	0.1%