Victor phosphorus chlorides are a highly reactive group of intermediates offering extensive applications and usefulness. Derivatives made frorri these im­portant chlorides are used as:

- — — • P L A S T i C I Z E R S

> S O L V E N T S

^ O I L A B B I T I V E S

> H R E - R E T Â R S A N T S

* P H A R M A C E U T I C A L S

> Α Ν Τ Ι - F O A M I N 6 A G E N T S

Perhaps one of Victor's phosphorus chlorides will pro­vide an improvement or more economy in the pro­duction of your product. Why not investigate the properties of this highly reactive group of chemicals? Typical reactions are given below:

C H E M I C A L A N D E N G I N E E R I N G N E W

PC!3 + 3ROH ^ 3RC1 4- H3PO3 PCi5 + RCOOH > RCOC! 4· POCI3 4 HCI POCb + 3 - C O H >- 3 = CC! 4- H3P0U POCb 4 3ROH > (RO)3PO 4 3HCI PSCI3 4 3ROH > (RO)3PS 4 3HCI PCI3 + 3 R O H > (RO)2PÔH 4 RCI C6H5PCI2 4 2 R O H ^ C6H5P{OR)2 4 2HCI C6H5POC82 4 2 R O H - ^ CôHsPOfORfe 4 2HCI C6H5PSCI2 4 2 R O H — > C6HsPS(OR}2 4 2HCI

PLASTICIZERS

OIL ADDITIVES

DRUG SYNTHESIS

FIRE-RETARDANTS

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A· R. fVtaas Chemical Co., Division 4570 Ardine Street, South Gale, California

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